28303720

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1867}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 63885600

約数和(自身を除く): 35581880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1867, 1895, 3032, 3734, 3790, 7468, 7580, 9335, 14936, 15160, 18670, 37340, 74680, 707593, 1415186, 2830372, 3537965, 5660744, 7075930, 14151860, 28303720]

約数ペア:

[(1, 28303720), (2, 14151860), (4, 7075930), (5, 5660744), (8, 3537965), (10, 2830372), (20, 1415186), (40, 707593), (379, 74680), (758, 37340), (1516, 18670), (1867, 15160), (1895, 14936), (3032, 9335), (3734, 7580), (3790, 7468)]