214183640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{486781}}^1$

素因数の和:486803

約数の個数: 32

約数和(自身を含む): 525724560

約数和(自身を除く): 311540920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 486781, 973562, 1947124, 2433905, 3894248, 4867810, 5354591, 9735620, 10709182, 19471240, 21418364, 26772955, 42836728, 53545910, 107091820, 214183640]

約数ペア:

[(1, 214183640), (2, 107091820), (4, 53545910), (5, 42836728), (8, 26772955), (10, 21418364), (11, 19471240), (20, 10709182), (22, 9735620), (40, 5354591), (44, 4867810), (55, 3894248), (88, 2433905), (110, 1947124), (220, 973562), (440, 486781)]