40639555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1171}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 53330688

約数和(自身を除く): 12691133

約数列:

[1, 5, 11, 55, 631, 1171, 3155, 5855, 6941, 12881, 34705, 64405, 738901, 3694505, 8127911, 40639555]

約数ペア:

[(1, 40639555), (5, 8127911), (11, 3694505), (55, 738901), (631, 64405), (1171, 34705), (3155, 12881), (5855, 6941)]