1377761320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2649541}}^1$

素因数の和:2649565

約数の個数: 32

約数和(自身を含む): 3338422920

約数和(自身を除く): 1960661600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2649541, 5299082, 10598164, 13247705, 21196328, 26495410, 34444033, 52990820, 68888066, 105981640, 137776132, 172220165, 275552264, 344440330, 688880660, 1377761320]

約数ペア:

[(1, 1377761320), (2, 688880660), (4, 344440330), (5, 275552264), (8, 172220165), (10, 137776132), (13, 105981640), (20, 68888066), (26, 52990820), (40, 34444033), (52, 26495410), (65, 21196328), (104, 13247705), (130, 10598164), (260, 5299082), (520, 2649541)]