406907620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2906483}}^1$

素因数の和:2906499

約数の個数: 24

約数和(自身を含む): 976578624

約数和(自身を除く): 569671004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2906483, 5812966, 11625932, 14532415, 20345381, 29064830, 40690762, 58129660, 81381524, 101726905, 203453810, 406907620]

約数ペア:

[(1, 406907620), (2, 203453810), (4, 101726905), (5, 81381524), (7, 58129660), (10, 40690762), (14, 29064830), (20, 20345381), (28, 14532415), (35, 11625932), (70, 5812966), (140, 2906483)]