220195910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{25339}}^1$

素因数の和:25436

約数の個数: 32

約数和(自身を含む): 437875200

約数和(自身を除く): 217679290

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 25339, 50678, 126695, 253390, 278729, 557458, 1393645, 2001781, 2787290, 4003562, 10008905, 20017810, 22019591, 44039182, 110097955, 220195910]

約数ペア:

[(1, 220195910), (2, 110097955), (5, 44039182), (10, 22019591), (11, 20017810), (22, 10008905), (55, 4003562), (79, 2787290), (110, 2001781), (158, 1393645), (395, 557458), (790, 278729), (869, 253390), (1738, 126695), (4345, 50678), (8690, 25339)]