29680670

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 54552960

約数和(自身を除く): 24872290

約数列:

[1, 2, 5, 10, 131, 139, 163, 262, 278, 326, 655, 695, 815, 1310, 1390, 1630, 18209, 21353, 22657, 36418, 42706, 45314, 91045, 106765, 113285, 182090, 213530, 226570, 2968067, 5936134, 14840335, 29680670]

約数ペア:

[(1, 29680670), (2, 14840335), (5, 5936134), (10, 2968067), (131, 226570), (139, 213530), (163, 182090), (262, 113285), (278, 106765), (326, 91045), (655, 45314), (695, 42706), (815, 36418), (1310, 22657), (1390, 21353), (1630, 18209)]