22128080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21277}}^1$

素因数の和:21303

約数の個数: 40

約数和(自身を含む): 55407912

約数和(自身を除く): 33279832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21277, 42554, 85108, 106385, 170216, 212770, 276601, 340432, 425540, 553202, 851080, 1106404, 1383005, 1702160, 2212808, 2766010, 4425616, 5532020, 11064040, 22128080]

約数ペア:

[(1, 22128080), (2, 11064040), (4, 5532020), (5, 4425616), (8, 2766010), (10, 2212808), (13, 1702160), (16, 1383005), (20, 1106404), (26, 851080), (40, 553202), (52, 425540), (65, 340432), (80, 276601), (104, 212770), (130, 170216), (208, 106385), (260, 85108), (520, 42554), (1040, 21277)]