41979990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107641}}^1$

素因数の和:107664

約数の個数: 32

約数和(自身を含む): 108503136

約数和(自身を除く): 66523146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 107641, 215282, 322923, 538205, 645846, 1076410, 1399333, 1614615, 2798666, 3229230, 4197999, 6996665, 8395998, 13993330, 20989995, 41979990]

約数ペア:

[(1, 41979990), (2, 20989995), (3, 13993330), (5, 8395998), (6, 6996665), (10, 4197999), (13, 3229230), (15, 2798666), (26, 1614615), (30, 1399333), (39, 1076410), (65, 645846), (78, 538205), (130, 322923), (195, 215282), (390, 107641)]