56015440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53861}}^1$

素因数の和:53887

約数の個数: 40

約数和(自身を含む): 140256648

約数和(自身を除く): 84241208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53861, 107722, 215444, 269305, 430888, 538610, 700193, 861776, 1077220, 1400386, 2154440, 2800772, 3500965, 4308880, 5601544, 7001930, 11203088, 14003860, 28007720, 56015440]

約数ペア:

[(1, 56015440), (2, 28007720), (4, 14003860), (5, 11203088), (8, 7001930), (10, 5601544), (13, 4308880), (16, 3500965), (20, 2800772), (26, 2154440), (40, 1400386), (52, 1077220), (65, 861776), (80, 700193), (104, 538610), (130, 430888), (208, 269305), (260, 215444), (520, 107722), (1040, 53861)]