8013080

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1229}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 18154800

約数和(自身を除く): 10141720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1229, 1304, 1630, 2458, 3260, 4916, 6145, 6520, 9832, 12290, 24580, 49160, 200327, 400654, 801308, 1001635, 1602616, 2003270, 4006540, 8013080]

約数ペア:

[(1, 8013080), (2, 4006540), (4, 2003270), (5, 1602616), (8, 1001635), (10, 801308), (20, 400654), (40, 200327), (163, 49160), (326, 24580), (652, 12290), (815, 9832), (1229, 6520), (1304, 6145), (1630, 4916), (2458, 3260)]