2620403605

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{71999}}^1$

素因数の和:72284

約数の個数: 16

約数和(自身を含む): 3265920000

約数和(自身を除く): 645516395

約数列:

[1, 5, 29, 145, 251, 1255, 7279, 36395, 71999, 359995, 2087971, 10439855, 18071749, 90358745, 524080721, 2620403605]

約数ペア:

[(1, 2620403605), (5, 524080721), (29, 90358745), (145, 18071749), (251, 10439855), (1255, 2087971), (7279, 359995), (36395, 71999)]