2077140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 6265728

約数和(自身を除く): 4188588

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, 2663, 5326, 7989, 10652, 13315, 15978, 26630, 31956, 34619, 39945, 53260, 69238, 79890, 103857, 138476, 159780, 173095, 207714, 346190, 415428, 519285, 692380, 1038570, 2077140]

約数ペア:

[(1, 2077140), (2, 1038570), (3, 692380), (4, 519285), (5, 415428), (6, 346190), (10, 207714), (12, 173095), (13, 159780), (15, 138476), (20, 103857), (26, 79890), (30, 69238), (39, 53260), (52, 39945), (60, 34619), (65, 31956), (78, 26630), (130, 15978), (156, 13315), (195, 10652), (260, 7989), (390, 5326), (780, 2663)]