621833860

素因数分解:

$2^2\times 5^1\times {\mathrm{5471}}^1\times {\mathrm{5683}}^1$

素因数の和:11163

約数の個数: 24

約数和(自身を含む): 1306319616

約数和(自身を除く): 684485756

約数列:

[1, 2, 4, 5, 10, 20, 5471, 5683, 10942, 11366, 21884, 22732, 27355, 28415, 54710, 56830, 109420, 113660, 31091693, 62183386, 124366772, 155458465, 310916930, 621833860]

約数ペア:

[(1, 621833860), (2, 310916930), (4, 155458465), (5, 124366772), (10, 62183386), (20, 31091693), (5471, 113660), (5683, 109420), (10942, 56830), (11366, 54710), (21884, 28415), (22732, 27355)]