42187490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{59419}}^1$

素因数の和:59497

約数の個数: 16

約数和(自身を含む): 77008320

約数和(自身を除く): 34820830

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 59419, 118838, 297095, 594190, 4218749, 8437498, 21093745, 42187490]

約数ペア:

[(1, 42187490), (2, 21093745), (5, 8437498), (10, 4218749), (71, 594190), (142, 297095), (355, 118838), (710, 59419)]