39131360

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1229}}^1$

素因数の和:1443

約数の個数: 48

約数和(自身を含む): 92988000

約数和(自身を除く): 53856640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1229, 1592, 1990, 2458, 3184, 3980, 4916, 6145, 6368, 7960, 9832, 12290, 15920, 19664, 24580, 31840, 39328, 49160, 98320, 196640, 244571, 489142, 978284, 1222855, 1956568, 2445710, 3913136, 4891420, 7826272, 9782840, 19565680, 39131360]

約数ペア:

[(1, 39131360), (2, 19565680), (4, 9782840), (5, 7826272), (8, 4891420), (10, 3913136), (16, 2445710), (20, 1956568), (32, 1222855), (40, 978284), (80, 489142), (160, 244571), (199, 196640), (398, 98320), (796, 49160), (995, 39328), (1229, 31840), (1592, 24580), (1990, 19664), (2458, 15920), (3184, 12290), (3980, 9832), (4916, 7960), (6145, 6368)]