15706787720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30205361}}^1$

素因数の和:30205385

約数の個数: 32

約数和(自身を含む): 38058756120

約数和(自身を除く): 22351968400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 30205361, 60410722, 120821444, 151026805, 241642888, 302053610, 392669693, 604107220, 785339386, 1208214440, 1570678772, 1963348465, 3141357544, 3926696930, 7853393860, 15706787720]

約数ペア:

[(1, 15706787720), (2, 7853393860), (4, 3926696930), (5, 3141357544), (8, 1963348465), (10, 1570678772), (13, 1208214440), (20, 785339386), (26, 604107220), (40, 392669693), (52, 302053610), (65, 241642888), (104, 151026805), (130, 120821444), (260, 60410722), (520, 30205361)]