4021680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1318

約数の個数: 80

約数和(自身を含む): 13436640

約数和(自身を除く): 9414960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1289, 1560, 2578, 3120, 3867, 5156, 6445, 7734, 10312, 12890, 15468, 16757, 19335, 20624, 25780, 30936, 33514, 38670, 50271, 51560, 61872, 67028, 77340, 83785, 100542, 103120, 134056, 154680, 167570, 201084, 251355, 268112, 309360, 335140, 402168, 502710, 670280, 804336, 1005420, 1340560, 2010840, 4021680]

約数ペア:

[(1, 4021680), (2, 2010840), (3, 1340560), (4, 1005420), (5, 804336), (6, 670280), (8, 502710), (10, 402168), (12, 335140), (13, 309360), (15, 268112), (16, 251355), (20, 201084), (24, 167570), (26, 154680), (30, 134056), (39, 103120), (40, 100542), (48, 83785), (52, 77340), (60, 67028), (65, 61872), (78, 51560), (80, 50271), (104, 38670), (120, 33514), (130, 30936), (156, 25780), (195, 20624), (208, 19335), (240, 16757), (260, 15468), (312, 12890), (390, 10312), (520, 7734), (624, 6445), (780, 5156), (1040, 3867), (1289, 3120), (1560, 2578)]