12817640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29131}}^1$

素因数の和:29153

約数の個数: 32

約数和(自身を含む): 31462560

約数和(自身を除く): 18644920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29131, 58262, 116524, 145655, 233048, 291310, 320441, 582620, 640882, 1165240, 1281764, 1602205, 2563528, 3204410, 6408820, 12817640]

約数ペア:

[(1, 12817640), (2, 6408820), (4, 3204410), (5, 2563528), (8, 1602205), (10, 1281764), (11, 1165240), (20, 640882), (22, 582620), (40, 320441), (44, 291310), (55, 233048), (88, 145655), (110, 116524), (220, 58262), (440, 29131)]