119990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 24

約数和(自身を含む): 237168

約数和(自身を除く): 117178

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 338, 355, 710, 845, 923, 1690, 1846, 4615, 9230, 11999, 23998, 59995, 119990]

約数ペア:

[(1, 119990), (2, 59995), (5, 23998), (10, 11999), (13, 9230), (26, 4615), (65, 1846), (71, 1690), (130, 923), (142, 845), (169, 710), (338, 355)]