2021504820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{783529}}^1$

素因数の和:783584

約数の個数: 48

約数和(自身を含む): 5791853760

約数和(自身を除く): 3770348940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 783529, 1567058, 2350587, 3134116, 3917645, 4701174, 7835290, 9402348, 11752935, 15670580, 23505870, 33691747, 47011740, 67383494, 101075241, 134766988, 168458735, 202150482, 336917470, 404300964, 505376205, 673834940, 1010752410, 2021504820]

約数ペア:

[(1, 2021504820), (2, 1010752410), (3, 673834940), (4, 505376205), (5, 404300964), (6, 336917470), (10, 202150482), (12, 168458735), (15, 134766988), (20, 101075241), (30, 67383494), (43, 47011740), (60, 33691747), (86, 23505870), (129, 15670580), (172, 11752935), (215, 9402348), (258, 7835290), (430, 4701174), (516, 3917645), (645, 3134116), (860, 2350587), (1290, 1567058), (2580, 783529)]