42800920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 102240000

約数和(自身を除く): 59439080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 283, 380, 398, 566, 760, 796, 995, 1132, 1415, 1592, 1990, 2264, 2830, 3781, 3980, 5377, 5660, 7562, 7960, 10754, 11320, 15124, 18905, 21508, 26885, 30248, 37810, 43016, 53770, 56317, 75620, 107540, 112634, 151240, 215080, 225268, 281585, 450536, 563170, 1070023, 1126340, 2140046, 2252680, 4280092, 5350115, 8560184, 10700230, 21400460, 42800920]

約数ペア:

[(1, 42800920), (2, 21400460), (4, 10700230), (5, 8560184), (8, 5350115), (10, 4280092), (19, 2252680), (20, 2140046), (38, 1126340), (40, 1070023), (76, 563170), (95, 450536), (152, 281585), (190, 225268), (199, 215080), (283, 151240), (380, 112634), (398, 107540), (566, 75620), (760, 56317), (796, 53770), (995, 43016), (1132, 37810), (1415, 30248), (1592, 26885), (1990, 21508), (2264, 18905), (2830, 15124), (3781, 11320), (3980, 10754), (5377, 7960), (5660, 7562)]