54707720

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3571}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 123448320

約数和(自身を除く): 68740600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 1532, 1915, 3064, 3571, 3830, 7142, 7660, 14284, 15320, 17855, 28568, 35710, 71420, 142840, 1367693, 2735386, 5470772, 6838465, 10941544, 13676930, 27353860, 54707720]

約数ペア:

[(1, 54707720), (2, 27353860), (4, 13676930), (5, 10941544), (8, 6838465), (10, 5470772), (20, 2735386), (40, 1367693), (383, 142840), (766, 71420), (1532, 35710), (1915, 28568), (3064, 17855), (3571, 15320), (3830, 14284), (7142, 7660)]