28602730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220021}}^1$

素因数の和:220041

約数の個数: 16

約数和(自身を含む): 55445544

約数和(自身を除く): 26842814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 220021, 440042, 1100105, 2200210, 2860273, 5720546, 14301365, 28602730]

約数ペア:

[(1, 28602730), (2, 14301365), (5, 5720546), (10, 2860273), (13, 2200210), (26, 1100105), (65, 440042), (130, 220021)]