15996760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30763}}^1$

素因数の和:30787

約数の個数: 32

約数和(自身を含む): 38762640

約数和(自身を除く): 22765880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30763, 61526, 123052, 153815, 246104, 307630, 399919, 615260, 799838, 1230520, 1599676, 1999595, 3199352, 3999190, 7998380, 15996760]

約数ペア:

[(1, 15996760), (2, 7998380), (4, 3999190), (5, 3199352), (8, 1999595), (10, 1599676), (13, 1230520), (20, 799838), (26, 615260), (40, 399919), (52, 307630), (65, 246104), (104, 153815), (130, 123052), (260, 61526), (520, 30763)]