13243980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{719}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 24011700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 719, 921, 1228, 1438, 1535, 1842, 2157, 2876, 3070, 3595, 3684, 4314, 4605, 6140, 7190, 8628, 9210, 10785, 14380, 18420, 21570, 43140, 220733, 441466, 662199, 882932, 1103665, 1324398, 2207330, 2648796, 3310995, 4414660, 6621990, 13243980]

約数ペア:

[(1, 13243980), (2, 6621990), (3, 4414660), (4, 3310995), (5, 2648796), (6, 2207330), (10, 1324398), (12, 1103665), (15, 882932), (20, 662199), (30, 441466), (60, 220733), (307, 43140), (614, 21570), (719, 18420), (921, 14380), (1228, 10785), (1438, 9210), (1535, 8628), (1842, 7190), (2157, 6140), (2876, 4605), (3070, 4314), (3595, 3684)]