15926020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6581}}^1$

素因数の和:6612

約数の個数: 36

約数和(自身を含む): 36767052

約数和(自身を除く): 20841032

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 6581, 13162, 26324, 32905, 65810, 72391, 131620, 144782, 289564, 361955, 723910, 796301, 1447820, 1592602, 3185204, 3981505, 7963010, 15926020]

約数ペア:

[(1, 15926020), (2, 7963010), (4, 3981505), (5, 3185204), (10, 1592602), (11, 1447820), (20, 796301), (22, 723910), (44, 361955), (55, 289564), (110, 144782), (121, 131620), (220, 72391), (242, 65810), (484, 32905), (605, 26324), (1210, 13162), (2420, 6581)]