10398180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13331}}^1$

素因数の和:13356

約数の個数: 48

約数和(自身を含む): 31356864

約数和(自身を除く): 20958684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 13331, 26662, 39993, 53324, 66655, 79986, 133310, 159972, 173303, 199965, 266620, 346606, 399930, 519909, 693212, 799860, 866515, 1039818, 1733030, 2079636, 2599545, 3466060, 5199090, 10398180]

約数ペア:

[(1, 10398180), (2, 5199090), (3, 3466060), (4, 2599545), (5, 2079636), (6, 1733030), (10, 1039818), (12, 866515), (13, 799860), (15, 693212), (20, 519909), (26, 399930), (30, 346606), (39, 266620), (52, 199965), (60, 173303), (65, 159972), (78, 133310), (130, 79986), (156, 66655), (195, 53324), (260, 39993), (390, 26662), (780, 13331)]