72020044

素因数分解:

$2^2\times {\mathrm{149}}^2\times {\mathrm{811}}^1$

素因数の和:1113

約数の個数: 18

約数和(自身を含む): 127043084

約数和(自身を除く): 55023040

約数列:

[1, 2, 4, 149, 298, 596, 811, 1622, 3244, 22201, 44402, 88804, 120839, 241678, 483356, 18005011, 36010022, 72020044]

約数ペア:

[(1, 72020044), (2, 36010022), (4, 18005011), (149, 483356), (298, 241678), (596, 120839), (811, 88804), (1622, 44402), (3244, 22201)]