40202680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2143}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 104970240

約数和(自身を除く): 64767560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2143, 2345, 2680, 3752, 4286, 4690, 8572, 9380, 10715, 15001, 17144, 18760, 21430, 30002, 42860, 60004, 75005, 85720, 120008, 143581, 150010, 287162, 300020, 574324, 600040, 717905, 1005067, 1148648, 1435810, 2010134, 2871620, 4020268, 5025335, 5743240, 8040536, 10050670, 20101340, 40202680]

約数ペア:

[(1, 40202680), (2, 20101340), (4, 10050670), (5, 8040536), (7, 5743240), (8, 5025335), (10, 4020268), (14, 2871620), (20, 2010134), (28, 1435810), (35, 1148648), (40, 1005067), (56, 717905), (67, 600040), (70, 574324), (134, 300020), (140, 287162), (268, 150010), (280, 143581), (335, 120008), (469, 85720), (536, 75005), (670, 60004), (938, 42860), (1340, 30002), (1876, 21430), (2143, 18760), (2345, 17144), (2680, 15001), (3752, 10715), (4286, 9380), (4690, 8572)]