38883560

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2309}}^1$

素因数の和:2741

約数の個数: 32

約数和(自身を含む): 87733800

約数和(自身を除く): 48850240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 2309, 3368, 4210, 4618, 8420, 9236, 11545, 16840, 18472, 23090, 46180, 92360, 972089, 1944178, 3888356, 4860445, 7776712, 9720890, 19441780, 38883560]

約数ペア:

[(1, 38883560), (2, 19441780), (4, 9720890), (5, 7776712), (8, 4860445), (10, 3888356), (20, 1944178), (40, 972089), (421, 92360), (842, 46180), (1684, 23090), (2105, 18472), (2309, 16840), (3368, 11545), (4210, 9236), (4618, 8420)]