40876040

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2371}}^1$

素因数の和:2813

約数の個数: 32

約数和(自身を含む): 92223360

約数和(自身を除く): 51347320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 2371, 3448, 4310, 4742, 8620, 9484, 11855, 17240, 18968, 23710, 47420, 94840, 1021901, 2043802, 4087604, 5109505, 8175208, 10219010, 20438020, 40876040]

約数ペア:

[(1, 40876040), (2, 20438020), (4, 10219010), (5, 8175208), (8, 5109505), (10, 4087604), (20, 2043802), (40, 1021901), (431, 94840), (862, 47420), (1724, 23710), (2155, 18968), (2371, 17240), (3448, 11855), (4310, 9484), (4742, 8620)]