56441320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108541}}^1$

素因数の和:108565

約数の個数: 32

約数和(自身を含む): 136762920

約数和(自身を除く): 80321600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 108541, 217082, 434164, 542705, 868328, 1085410, 1411033, 2170820, 2822066, 4341640, 5644132, 7055165, 11288264, 14110330, 28220660, 56441320]

約数ペア:

[(1, 56441320), (2, 28220660), (4, 14110330), (5, 11288264), (8, 7055165), (10, 5644132), (13, 4341640), (20, 2822066), (26, 2170820), (40, 1411033), (52, 1085410), (65, 868328), (104, 542705), (130, 434164), (260, 217082), (520, 108541)]