1267240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2461

約数の個数: 32

約数和(自身を含む): 3071880

約数和(自身を除く): 1804640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2437, 4874, 9748, 12185, 19496, 24370, 31681, 48740, 63362, 97480, 126724, 158405, 253448, 316810, 633620, 1267240]

約数ペア:

[(1, 1267240), (2, 633620), (4, 316810), (5, 253448), (8, 158405), (10, 126724), (13, 97480), (20, 63362), (26, 48740), (40, 31681), (52, 24370), (65, 19496), (104, 12185), (130, 9748), (260, 4874), (520, 2437)]