31404010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4021}}^1$

素因数の和:4110

約数の個数: 32

約数和(自身を含む): 62550144

約数和(自身を除く): 31146134

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 4021, 7810, 8042, 20105, 40210, 44231, 88462, 221155, 285491, 442310, 570982, 1427455, 2854910, 3140401, 6280802, 15702005, 31404010]

約数ペア:

[(1, 31404010), (2, 15702005), (5, 6280802), (10, 3140401), (11, 2854910), (22, 1427455), (55, 570982), (71, 442310), (110, 285491), (142, 221155), (355, 88462), (710, 44231), (781, 40210), (1562, 20105), (3905, 8042), (4021, 7810)]