42420710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{136841}}^1$

素因数の和:136879

約数の個数: 16

約数和(自身を含む): 78820992

約数和(自身を除く): 36400282

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 136841, 273682, 684205, 1368410, 4242071, 8484142, 21210355, 42420710]

約数ペア:

[(1, 42420710), (2, 21210355), (5, 8484142), (10, 4242071), (31, 1368410), (62, 684205), (155, 273682), (310, 136841)]