4640870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1231}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 9313920

約数和(自身を除く): 4673050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1231, 1885, 2462, 3770, 6155, 12310, 16003, 32006, 35699, 71398, 80015, 160030, 178495, 356990, 464087, 928174, 2320435, 4640870]

約数ペア:

[(1, 4640870), (2, 2320435), (5, 928174), (10, 464087), (13, 356990), (26, 178495), (29, 160030), (58, 80015), (65, 71398), (130, 35699), (145, 32006), (290, 16003), (377, 12310), (754, 6155), (1231, 3770), (1885, 2462)]