2118889760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1018697}}^1$

素因数の和:1018725

約数の個数: 48

約数和(自身を含む): 5390949816

約数和(自身を除く): 3272060056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 1018697, 2037394, 4074788, 5093485, 8149576, 10186970, 13243061, 16299152, 20373940, 26486122, 32598304, 40747880, 52972244, 66215305, 81495760, 105944488, 132430610, 162991520, 211888976, 264861220, 423777952, 529722440, 1059444880, 2118889760]

約数ペア:

[(1, 2118889760), (2, 1059444880), (4, 529722440), (5, 423777952), (8, 264861220), (10, 211888976), (13, 162991520), (16, 132430610), (20, 105944488), (26, 81495760), (32, 66215305), (40, 52972244), (52, 40747880), (65, 32598304), (80, 26486122), (104, 20373940), (130, 16299152), (160, 13243061), (208, 10186970), (260, 8149576), (416, 5093485), (520, 4074788), (1040, 2037394), (2080, 1018697)]