4890730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2213}}^1$

素因数の和:2250

約数の個数: 32

約数和(自身を含む): 10042704

約数和(自身を除く): 5151974

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 2213, 4426, 11065, 22130, 28769, 37621, 57538, 75242, 143845, 188105, 287690, 376210, 489073, 978146, 2445365, 4890730]

約数ペア:

[(1, 4890730), (2, 2445365), (5, 978146), (10, 489073), (13, 376210), (17, 287690), (26, 188105), (34, 143845), (65, 75242), (85, 57538), (130, 37621), (170, 28769), (221, 22130), (442, 11065), (1105, 4426), (2210, 2213)]