42645640

素因数分解:

$2^3\times 5^1\times {\mathrm{1066141}}^1$

素因数の和:1066152

約数の個数: 16

約数和(自身を含む): 95952780

約数和(自身を除く): 53307140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1066141, 2132282, 4264564, 5330705, 8529128, 10661410, 21322820, 42645640]

約数ペア:

[(1, 42645640), (2, 21322820), (4, 10661410), (5, 8529128), (8, 5330705), (10, 4264564), (20, 2132282), (40, 1066141)]