22039.0000000

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:761

約数の個数: 40

約数和(自身を含む): 16740000

約数和(自身を除く): 9599920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 599, 745, 1192, 1198, 1490, 2384, 2396, 2980, 2995, 4792, 5960, 5990, 9584, 11920, 11980, 23960, 47920, 89251, 178502, 357004, 446255, 714008, 892510, 1428016, 1785020, 3570040, 7140080]

約数ペア:

[(1, 7140080), (2, 3570040), (4, 1785020), (5, 1428016), (8, 892510), (10, 714008), (16, 446255), (20, 357004), (40, 178502), (80, 89251), (149, 47920), (298, 23960), (596, 11980), (599, 11920), (745, 9584), (1192, 5990), (1198, 5960), (1490, 4792), (2384, 2995), (2396, 2980)]