40020540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{95287}}^1$

素因数の和:95306

約数の個数: 48

約数和(自身を含む): 128067072

約数和(自身を除く): 88046532

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, 420, 95287, 190574, 285861, 381148, 476435, 571722, 667009, 952870, 1143444, 1334018, 1429305, 1905740, 2001027, 2668036, 2858610, 3335045, 4002054, 5717220, 6670090, 8004108, 10005135, 13340180, 20010270, 40020540]

約数ペア:

[(1, 40020540), (2, 20010270), (3, 13340180), (4, 10005135), (5, 8004108), (6, 6670090), (7, 5717220), (10, 4002054), (12, 3335045), (14, 2858610), (15, 2668036), (20, 2001027), (21, 1905740), (28, 1429305), (30, 1334018), (35, 1143444), (42, 952870), (60, 667009), (70, 571722), (84, 476435), (105, 381148), (140, 285861), (210, 190574), (420, 95287)]