20739528070

素因数分解:

$2^1\times 5^1\times {\mathrm{4283}}^1\times {\mathrm{484229}}^1$

素因数の和:488519

約数の個数: 16

約数和(自身を含む): 37339943760

約数和(自身を除く): 16600415690

約数列:

[1, 2, 5, 10, 4283, 8566, 21415, 42830, 484229, 968458, 2421145, 4842290, 2073952807, 4147905614, 10369764035, 20739528070]

約数ペア:

[(1, 20739528070), (2, 10369764035), (5, 4147905614), (10, 2073952807), (4283, 4842290), (8566, 2421145), (21415, 968458), (42830, 484229)]