646787290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2230301}}^1$

素因数の和:2230337

約数の個数: 16

約数和(自身を含む): 1204363080

約数和(自身を除く): 557575790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2230301, 4460602, 11151505, 22303010, 64678729, 129357458, 323393645, 646787290]

約数ペア:

[(1, 646787290), (2, 323393645), (5, 129357458), (10, 64678729), (29, 22303010), (58, 11151505), (145, 4460602), (290, 2230301)]