56185160

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3259}}^1$

素因数の和:3701

約数の個数: 32

約数和(自身を含む): 126748800

約数和(自身を除く): 70563640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3259, 3448, 4310, 6518, 8620, 13036, 16295, 17240, 26072, 32590, 65180, 130360, 1404629, 2809258, 5618516, 7023145, 11237032, 14046290, 28092580, 56185160]

約数ペア:

[(1, 56185160), (2, 28092580), (4, 14046290), (5, 11237032), (8, 7023145), (10, 5618516), (20, 2809258), (40, 1404629), (431, 130360), (862, 65180), (1724, 32590), (2155, 26072), (3259, 17240), (3448, 16295), (4310, 13036), (6518, 8620)]