2020473420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:864

約数の個数: 192

約数和(自身を含む): 6645058560

約数和(自身を除く): 4624585140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 139, 140, 159, 210, 212, 265, 278, 318, 371, 417, 420, 530, 556, 636, 653, 695, 742, 795, 834, 973, 1060, 1113, 1306, 1390, 1484, 1590, 1668, 1855, 1946, 1959, 2085, 2226, 2612, 2780, 2919, 3180, 3265, 3710, 3892, 3918, 4170, 4452, 4571, 4865, 5565, 5838, 6530, 7367, 7420, 7836, 8340, 9142, 9730, 9795, 11130, 11676, 13060, 13713, 14595, 14734, 18284, 19460, 19590, 22101, 22260, 22855, 27426, 29190, 29468, 34609, 36835, 39180, 44202, 45710, 51569, 54852, 58380, 68565, 69218, 73670, 88404, 90767, 91420, 103138, 103827, 110505, 137130, 138436, 147340, 154707, 173045, 181534, 206276, 207654, 221010, 242263, 257845, 272301, 274260, 309414, 346090, 363068, 415308, 442020, 453835, 484526, 515690, 519135, 544602, 618828, 635369, 692180, 726789, 773535, 907670, 969052, 1031380, 1038270, 1089204, 1211315, 1270738, 1361505, 1453578, 1547070, 1815340, 1906107, 2076540, 2422630, 2541476, 2723010, 2907156, 3094140, 3176845, 3633945, 3812214, 4810651, 4845260, 5446020, 6353690, 7267890, 7624428, 9530535, 9621302, 12707380, 14431953, 14535780, 19061070, 19242604, 24053255, 28863906, 33674557, 38122140, 48106510, 57727812, 67349114, 72159765, 96213020, 101023671, 134698228, 144319530, 168372785, 202047342, 288639060, 336745570, 404094684, 505118355, 673491140, 1010236710, 2020473420]

約数ペア:

[(1, 2020473420), (2, 1010236710), (3, 673491140), (4, 505118355), (5, 404094684), (6, 336745570), (7, 288639060), (10, 202047342), (12, 168372785), (14, 144319530), (15, 134698228), (20, 101023671), (21, 96213020), (28, 72159765), (30, 67349114), (35, 57727812), (42, 48106510), (53, 38122140), (60, 33674557), (70, 28863906), (84, 24053255), (105, 19242604), (106, 19061070), (139, 14535780), (140, 14431953), (159, 12707380), (210, 9621302), (212, 9530535), (265, 7624428), (278, 7267890), (318, 6353690), (371, 5446020), (417, 4845260), (420, 4810651), (530, 3812214), (556, 3633945), (636, 3176845), (653, 3094140), (695, 2907156), (742, 2723010), (795, 2541476), (834, 2422630), (973, 2076540), (1060, 1906107), (1113, 1815340), (1306, 1547070), (1390, 1453578), (1484, 1361505), (1590, 1270738), (1668, 1211315), (1855, 1089204), (1946, 1038270), (1959, 1031380), (2085, 969052), (2226, 907670), (2612, 773535), (2780, 726789), (2919, 692180), (3180, 635369), (3265, 618828), (3710, 544602), (3892, 519135), (3918, 515690), (4170, 484526), (4452, 453835), (4571, 442020), (4865, 415308), (5565, 363068), (5838, 346090), (6530, 309414), (7367, 274260), (7420, 272301), (7836, 257845), (8340, 242263), (9142, 221010), (9730, 207654), (9795, 206276), (11130, 181534), (11676, 173045), (13060, 154707), (13713, 147340), (14595, 138436), (14734, 137130), (18284, 110505), (19460, 103827), (19590, 103138), (22101, 91420), (22260, 90767), (22855, 88404), (27426, 73670), (29190, 69218), (29468, 68565), (34609, 58380), (36835, 54852), (39180, 51569), (44202, 45710)]