7091240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1049}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 17293500

約数和(自身を除く): 10202260

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1049, 1352, 1690, 2098, 3380, 4196, 5245, 6760, 8392, 10490, 13637, 20980, 27274, 41960, 54548, 68185, 109096, 136370, 177281, 272740, 354562, 545480, 709124, 886405, 1418248, 1772810, 3545620, 7091240]

約数ペア:

[(1, 7091240), (2, 3545620), (4, 1772810), (5, 1418248), (8, 886405), (10, 709124), (13, 545480), (20, 354562), (26, 272740), (40, 177281), (52, 136370), (65, 109096), (104, 68185), (130, 54548), (169, 41960), (260, 27274), (338, 20980), (520, 13637), (676, 10490), (845, 8392), (1049, 6760), (1352, 5245), (1690, 4196), (2098, 3380)]