15669420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20089}}^1$

素因数の和:20114

約数の個数: 48

約数和(自身を含む): 47251680

約数和(自身を除く): 31582260

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, 20089, 40178, 60267, 80356, 100445, 120534, 200890, 241068, 261157, 301335, 401780, 522314, 602670, 783471, 1044628, 1205340, 1305785, 1566942, 2611570, 3133884, 3917355, 5223140, 7834710, 15669420]

約数ペア:

[(1, 15669420), (2, 7834710), (3, 5223140), (4, 3917355), (5, 3133884), (6, 2611570), (10, 1566942), (12, 1305785), (13, 1205340), (15, 1044628), (20, 783471), (26, 602670), (30, 522314), (39, 401780), (52, 301335), (60, 261157), (65, 241068), (78, 200890), (130, 120534), (156, 100445), (195, 80356), (260, 60267), (390, 40178), (780, 20089)]