6648920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1471}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 15102720

約数和(自身を除く): 8453800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1471, 2260, 2942, 4520, 5884, 7355, 11768, 14710, 29420, 58840, 166223, 332446, 664892, 831115, 1329784, 1662230, 3324460, 6648920]

約数ペア:

[(1, 6648920), (2, 3324460), (4, 1662230), (5, 1329784), (8, 831115), (10, 664892), (20, 332446), (40, 166223), (113, 58840), (226, 29420), (452, 14710), (565, 11768), (904, 7355), (1130, 5884), (1471, 4520), (2260, 2942)]