1946019880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{673}}^1$

素因数の和:1163

約数の個数: 128

約数和(自身を含む): 5241024000

約数和(自身を除く): 3295004120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 449, 460, 644, 673, 805, 898, 920, 1288, 1346, 1610, 1796, 2245, 2692, 3143, 3220, 3365, 3592, 4490, 4711, 5384, 6286, 6440, 6730, 8980, 9422, 10327, 12572, 13460, 15479, 15715, 17960, 18844, 20654, 23555, 25144, 26920, 30958, 31430, 37688, 41308, 47110, 51635, 61916, 62860, 72289, 77395, 82616, 94220, 103270, 108353, 123832, 125720, 144578, 154790, 188440, 206540, 216706, 289156, 302177, 309580, 361445, 413080, 433412, 541765, 578312, 604354, 619160, 722890, 866824, 1083530, 1208708, 1445780, 1510885, 2115239, 2167060, 2417416, 2891560, 3021770, 4230478, 4334120, 6043540, 6950071, 8460956, 10576195, 12087080, 13900142, 16921912, 21152390, 27800284, 34750355, 42304780, 48650497, 55600568, 69500710, 84609560, 97300994, 139001420, 194601988, 243252485, 278002840, 389203976, 486504970, 973009940, 1946019880]

約数ペア:

[(1, 1946019880), (2, 973009940), (4, 486504970), (5, 389203976), (7, 278002840), (8, 243252485), (10, 194601988), (14, 139001420), (20, 97300994), (23, 84609560), (28, 69500710), (35, 55600568), (40, 48650497), (46, 42304780), (56, 34750355), (70, 27800284), (92, 21152390), (115, 16921912), (140, 13900142), (161, 12087080), (184, 10576195), (230, 8460956), (280, 6950071), (322, 6043540), (449, 4334120), (460, 4230478), (644, 3021770), (673, 2891560), (805, 2417416), (898, 2167060), (920, 2115239), (1288, 1510885), (1346, 1445780), (1610, 1208708), (1796, 1083530), (2245, 866824), (2692, 722890), (3143, 619160), (3220, 604354), (3365, 578312), (3592, 541765), (4490, 433412), (4711, 413080), (5384, 361445), (6286, 309580), (6440, 302177), (6730, 289156), (8980, 216706), (9422, 206540), (10327, 188440), (12572, 154790), (13460, 144578), (15479, 125720), (15715, 123832), (17960, 108353), (18844, 103270), (20654, 94220), (23555, 82616), (25144, 77395), (26920, 72289), (30958, 62860), (31430, 61916), (37688, 51635), (41308, 47110)]