42000205790

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{18834173}}^1$

素因数の和:18834403

約数の個数: 16

約数和(自身を含む): 75939389568

約数和(自身を除く): 33939183778

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 18834173, 37668346, 94170865, 188341730, 4200020579, 8400041158, 21000102895, 42000205790]

約数ペア:

[(1, 42000205790), (2, 21000102895), (5, 8400041158), (10, 4200020579), (223, 188341730), (446, 94170865), (1115, 37668346), (2230, 18834173)]