57086840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20101}}^1$

素因数の和:20183

約数の個数: 32

約数和(自身を含む): 130260960

約数和(自身を除く): 73174120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 20101, 40202, 80404, 100505, 160808, 201010, 402020, 804040, 1427171, 2854342, 5708684, 7135855, 11417368, 14271710, 28543420, 57086840]

約数ペア:

[(1, 57086840), (2, 28543420), (4, 14271710), (5, 11417368), (8, 7135855), (10, 5708684), (20, 2854342), (40, 1427171), (71, 804040), (142, 402020), (284, 201010), (355, 160808), (568, 100505), (710, 80404), (1420, 40202), (2840, 20101)]