847364020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{985307}}^1$

素因数の和:985359

約数の個数: 24

約数和(自身を含む): 1820849184

約数和(自身を除く): 973485164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 985307, 1970614, 3941228, 4926535, 9853070, 19706140, 42368201, 84736402, 169472804, 211841005, 423682010, 847364020]

約数ペア:

[(1, 847364020), (2, 423682010), (4, 211841005), (5, 169472804), (10, 84736402), (20, 42368201), (43, 19706140), (86, 9853070), (172, 4926535), (215, 3941228), (430, 1970614), (860, 985307)]