39882740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64327}}^1$

素因数の和:64367

約数の個数: 24

約数和(自身を含む): 86456832

約数和(自身を除く): 46574092

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 64327, 128654, 257308, 321635, 643270, 1286540, 1994137, 3988274, 7976548, 9970685, 19941370, 39882740]

約数ペア:

[(1, 39882740), (2, 19941370), (4, 9970685), (5, 7976548), (10, 3988274), (20, 1994137), (31, 1286540), (62, 643270), (124, 321635), (155, 257308), (310, 128654), (620, 64327)]