2013187960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101267}}^1$

素因数の和:101356

約数の個数: 64

約数和(自身を含む): 5249733120

約数和(自身を除く): 3236545160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 101267, 202534, 405068, 506335, 708869, 810136, 1012670, 1417738, 2025340, 2835476, 3544345, 4050680, 5670952, 7088690, 7189957, 14177380, 14379914, 28354760, 28759828, 35949785, 50329699, 57519656, 71899570, 100659398, 143799140, 201318796, 251648495, 287598280, 402637592, 503296990, 1006593980, 2013187960]

約数ペア:

[(1, 2013187960), (2, 1006593980), (4, 503296990), (5, 402637592), (7, 287598280), (8, 251648495), (10, 201318796), (14, 143799140), (20, 100659398), (28, 71899570), (35, 57519656), (40, 50329699), (56, 35949785), (70, 28759828), (71, 28354760), (140, 14379914), (142, 14177380), (280, 7189957), (284, 7088690), (355, 5670952), (497, 4050680), (568, 3544345), (710, 2835476), (994, 2025340), (1420, 1417738), (1988, 1012670), (2485, 810136), (2840, 708869), (3976, 506335), (4970, 405068), (9940, 202534), (19880, 101267)]