5198440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{769}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 12681900

約数和(自身を除く): 7483460

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 769, 845, 1352, 1538, 1690, 3076, 3380, 3845, 6152, 6760, 7690, 9997, 15380, 19994, 30760, 39988, 49985, 79976, 99970, 129961, 199940, 259922, 399880, 519844, 649805, 1039688, 1299610, 2599220, 5198440]

約数ペア:

[(1, 5198440), (2, 2599220), (4, 1299610), (5, 1039688), (8, 649805), (10, 519844), (13, 399880), (20, 259922), (26, 199940), (40, 129961), (52, 99970), (65, 79976), (104, 49985), (130, 39988), (169, 30760), (260, 19994), (338, 15380), (520, 9997), (676, 7690), (769, 6760), (845, 6152), (1352, 3845), (1538, 3380), (1690, 3076)]