15796820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60757}}^1$

素因数の和:60779

約数の個数: 24

約数和(自身を含む): 35725704

約数和(自身を除く): 19928884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 60757, 121514, 243028, 303785, 607570, 789841, 1215140, 1579682, 3159364, 3949205, 7898410, 15796820]

約数ペア:

[(1, 15796820), (2, 7898410), (4, 3949205), (5, 3159364), (10, 1579682), (13, 1215140), (20, 789841), (26, 607570), (52, 303785), (65, 243028), (130, 121514), (260, 60757)]