67956020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28081}}^1$

素因数の和:28112

約数の個数: 36

約数和(自身を含む): 156866052

約数和(自身を除く): 88910032

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 28081, 56162, 112324, 140405, 280810, 308891, 561620, 617782, 1235564, 1544455, 3088910, 3397801, 6177820, 6795602, 13591204, 16989005, 33978010, 67956020]

約数ペア:

[(1, 67956020), (2, 33978010), (4, 16989005), (5, 13591204), (10, 6795602), (11, 6177820), (20, 3397801), (22, 3088910), (44, 1544455), (55, 1235564), (110, 617782), (121, 561620), (220, 308891), (242, 280810), (484, 140405), (605, 112324), (1210, 56162), (2420, 28081)]