15020980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57773}}^1$

素因数の和:57795

約数の個数: 24

約数和(自身を含む): 33971112

約数和(自身を除く): 18950132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 57773, 115546, 231092, 288865, 577730, 751049, 1155460, 1502098, 3004196, 3755245, 7510490, 15020980]

約数ペア:

[(1, 15020980), (2, 7510490), (4, 3755245), (5, 3004196), (10, 1502098), (13, 1155460), (20, 751049), (26, 577730), (52, 288865), (65, 231092), (130, 115546), (260, 57773)]