30489420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39089}}^1$

素因数の和:39114

約数の個数: 48

約数和(自身を含む): 91939680

約数和(自身を除く): 61450260

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, 39089, 78178, 117267, 156356, 195445, 234534, 390890, 469068, 508157, 586335, 781780, 1016314, 1172670, 1524471, 2032628, 2345340, 2540785, 3048942, 5081570, 6097884, 7622355, 10163140, 15244710, 30489420]

約数ペア:

[(1, 30489420), (2, 15244710), (3, 10163140), (4, 7622355), (5, 6097884), (6, 5081570), (10, 3048942), (12, 2540785), (13, 2345340), (15, 2032628), (20, 1524471), (26, 1172670), (30, 1016314), (39, 781780), (52, 586335), (60, 508157), (65, 469068), (78, 390890), (130, 234534), (156, 195445), (195, 156356), (260, 117267), (390, 78178), (780, 39089)]