12900080

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1427}}^1$

素因数の和:1553

約数の個数: 40

約数和(自身を含む): 30279312

約数和(自身を除く): 17379232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1427, 1808, 2260, 2854, 4520, 5708, 7135, 9040, 11416, 14270, 22832, 28540, 57080, 114160, 161251, 322502, 645004, 806255, 1290008, 1612510, 2580016, 3225020, 6450040, 12900080]

約数ペア:

[(1, 12900080), (2, 6450040), (4, 3225020), (5, 2580016), (8, 1612510), (10, 1290008), (16, 806255), (20, 645004), (40, 322502), (80, 161251), (113, 114160), (226, 57080), (452, 28540), (565, 22832), (904, 14270), (1130, 11416), (1427, 9040), (1808, 7135), (2260, 5708), (2854, 4520)]