20860080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3779}}^1$

素因数の和:3818

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 46635600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3779, 5520, 7558, 11337, 15116, 18895, 22674, 30232, 37790, 45348, 56685, 60464, 75580, 86917, 90696, 113370, 151160, 173834, 181392, 226740, 260751, 302320, 347668, 434585, 453480, 521502, 695336, 869170, 906960, 1043004, 1303755, 1390672, 1738340, 2086008, 2607510, 3476680, 4172016, 5215020, 6953360, 10430040, 20860080]

約数ペア:

[(1, 20860080), (2, 10430040), (3, 6953360), (4, 5215020), (5, 4172016), (6, 3476680), (8, 2607510), (10, 2086008), (12, 1738340), (15, 1390672), (16, 1303755), (20, 1043004), (23, 906960), (24, 869170), (30, 695336), (40, 521502), (46, 453480), (48, 434585), (60, 347668), (69, 302320), (80, 260751), (92, 226740), (115, 181392), (120, 173834), (138, 151160), (184, 113370), (230, 90696), (240, 86917), (276, 75580), (345, 60464), (368, 56685), (460, 45348), (552, 37790), (690, 30232), (920, 22674), (1104, 18895), (1380, 15116), (1840, 11337), (2760, 7558), (3779, 5520)]