15015220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 34727616

約数和(自身を除く): 19712396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 521, 524, 655, 1042, 1310, 1441, 2084, 2605, 2620, 2882, 5210, 5731, 5764, 7205, 10420, 11462, 14410, 22924, 28655, 28820, 57310, 68251, 114620, 136502, 273004, 341255, 682510, 750761, 1365020, 1501522, 3003044, 3753805, 7507610, 15015220]

約数ペア:

[(1, 15015220), (2, 7507610), (4, 3753805), (5, 3003044), (10, 1501522), (11, 1365020), (20, 750761), (22, 682510), (44, 341255), (55, 273004), (110, 136502), (131, 114620), (220, 68251), (262, 57310), (521, 28820), (524, 28655), (655, 22924), (1042, 14410), (1310, 11462), (1441, 10420), (2084, 7205), (2605, 5764), (2620, 5731), (2882, 5210)]