55704080

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3499}}^1$

素因数の和:3711

約数の個数: 40

約数和(自身を含む): 130200000

約数和(自身を除く): 74495920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3499, 3980, 6998, 7960, 13996, 15920, 17495, 27992, 34990, 55984, 69980, 139960, 279920, 696301, 1392602, 2785204, 3481505, 5570408, 6963010, 11140816, 13926020, 27852040, 55704080]

約数ペア:

[(1, 55704080), (2, 27852040), (4, 13926020), (5, 11140816), (8, 6963010), (10, 5570408), (16, 3481505), (20, 2785204), (40, 1392602), (80, 696301), (199, 279920), (398, 139960), (796, 69980), (995, 55984), (1592, 34990), (1990, 27992), (3184, 17495), (3499, 15920), (3980, 13996), (6998, 7960)]