5198180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19993}}^1$

素因数の和:20015

約数の個数: 24

約数和(自身を含む): 11756472

約数和(自身を除く): 6558292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 19993, 39986, 79972, 99965, 199930, 259909, 399860, 519818, 1039636, 1299545, 2599090, 5198180]

約数ペア:

[(1, 5198180), (2, 2599090), (4, 1299545), (5, 1039636), (10, 519818), (13, 399860), (20, 259909), (26, 199930), (52, 99965), (65, 79972), (130, 39986), (260, 19993)]