12639010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40771}}^1$

素因数の和:40809

約数の個数: 16

約数和(自身を含む): 23484672

約数和(自身を除く): 10845662

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 40771, 81542, 203855, 407710, 1263901, 2527802, 6319505, 12639010]

約数ペア:

[(1, 12639010), (2, 6319505), (5, 2527802), (10, 1263901), (31, 407710), (62, 203855), (155, 81542), (310, 40771)]