840302704

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{990923}}^1$

素因数の和:990984

約数の個数: 20

約数和(自身を含む): 1658806776

約数和(自身を除く): 818504072

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 990923, 1981846, 3963692, 7927384, 15854768, 52518919, 105037838, 210075676, 420151352, 840302704]

約数ペア:

[(1, 840302704), (2, 420151352), (4, 210075676), (8, 105037838), (16, 52518919), (53, 15854768), (106, 7927384), (212, 3963692), (424, 1981846), (848, 990923)]