20560080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85667}}^1$

素因数の和:85683

約数の個数: 40

約数和(自身を含む): 63736992

約数和(自身を除く): 43176912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85667, 171334, 257001, 342668, 428335, 514002, 685336, 856670, 1028004, 1285005, 1370672, 1713340, 2056008, 2570010, 3426680, 4112016, 5140020, 6853360, 10280040, 20560080]

約数ペア:

[(1, 20560080), (2, 10280040), (3, 6853360), (4, 5140020), (5, 4112016), (6, 3426680), (8, 2570010), (10, 2056008), (12, 1713340), (15, 1370672), (16, 1285005), (20, 1028004), (24, 856670), (30, 685336), (40, 514002), (48, 428335), (60, 342668), (80, 257001), (120, 171334), (240, 85667)]