20347054140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{137239}}^1$

素因数の和:137611

約数の個数: 96

約数和(自身を含む): 65295498240

約数和(自身を除く): 44948444100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 353, 420, 706, 1059, 1412, 1765, 2118, 2471, 3530, 4236, 4942, 5295, 7060, 7413, 9884, 10590, 12355, 14826, 21180, 24710, 29652, 37065, 49420, 74130, 137239, 148260, 274478, 411717, 548956, 686195, 823434, 960673, 1372390, 1646868, 1921346, 2058585, 2744780, 2882019, 3842692, 4117170, 4803365, 5764038, 8234340, 9606730, 11528076, 14410095, 19213460, 28820190, 48445367, 57640380, 96890734, 145336101, 193781468, 242226835, 290672202, 339117569, 484453670, 581344404, 678235138, 726680505, 968907340, 1017352707, 1356470276, 1453361010, 1695587845, 2034705414, 2906722020, 3391175690, 4069410828, 5086763535, 6782351380, 10173527070, 20347054140]

約数ペア:

[(1, 20347054140), (2, 10173527070), (3, 6782351380), (4, 5086763535), (5, 4069410828), (6, 3391175690), (7, 2906722020), (10, 2034705414), (12, 1695587845), (14, 1453361010), (15, 1356470276), (20, 1017352707), (21, 968907340), (28, 726680505), (30, 678235138), (35, 581344404), (42, 484453670), (60, 339117569), (70, 290672202), (84, 242226835), (105, 193781468), (140, 145336101), (210, 96890734), (353, 57640380), (420, 48445367), (706, 28820190), (1059, 19213460), (1412, 14410095), (1765, 11528076), (2118, 9606730), (2471, 8234340), (3530, 5764038), (4236, 4803365), (4942, 4117170), (5295, 3842692), (7060, 2882019), (7413, 2744780), (9884, 2058585), (10590, 1921346), (12355, 1646868), (14826, 1372390), (21180, 960673), (24710, 823434), (29652, 686195), (37065, 548956), (49420, 411717), (74130, 274478), (137239, 148260)]