2021619640

素因数分解:

$2^3\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{43457}}^1$

素因数の和:44631

約数の個数: 32

約数和(自身を含む): 4552660080

約数和(自身を除く): 2531040440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1163, 2326, 4652, 5815, 9304, 11630, 23260, 43457, 46520, 86914, 173828, 217285, 347656, 434570, 869140, 1738280, 50540491, 101080982, 202161964, 252702455, 404323928, 505404910, 1010809820, 2021619640]

約数ペア:

[(1, 2021619640), (2, 1010809820), (4, 505404910), (5, 404323928), (8, 252702455), (10, 202161964), (20, 101080982), (40, 50540491), (1163, 1738280), (2326, 869140), (4652, 434570), (5815, 347656), (9304, 217285), (11630, 173828), (23260, 86914), (43457, 46520)]