20171672140

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2906581}}^1$

素因数の和:2906937

約数の個数: 24

約数和(自身を含む): 42482602512

約数和(自身を除く): 22310930372

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 2906581, 5813162, 11626324, 14532905, 29065810, 58131620, 1008583607, 2017167214, 4034334428, 5042918035, 10085836070, 20171672140]

約数ペア:

[(1, 20171672140), (2, 10085836070), (4, 5042918035), (5, 4034334428), (10, 2017167214), (20, 1008583607), (347, 58131620), (694, 29065810), (1388, 14532905), (1735, 11626324), (3470, 5813162), (6940, 2906581)]