2641080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1693}}^1$

素因数の和:1720

約数の個数: 64

約数和(自身を含む): 8537760

約数和(自身を除く): 5896680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1693, 3386, 5079, 6772, 8465, 10158, 13544, 16930, 20316, 22009, 25395, 33860, 40632, 44018, 50790, 66027, 67720, 88036, 101580, 110045, 132054, 176072, 203160, 220090, 264108, 330135, 440180, 528216, 660270, 880360, 1320540, 2641080]

約数ペア:

[(1, 2641080), (2, 1320540), (3, 880360), (4, 660270), (5, 528216), (6, 440180), (8, 330135), (10, 264108), (12, 220090), (13, 203160), (15, 176072), (20, 132054), (24, 110045), (26, 101580), (30, 88036), (39, 67720), (40, 66027), (52, 50790), (60, 44018), (65, 40632), (78, 33860), (104, 25395), (120, 22009), (130, 20316), (156, 16930), (195, 13544), (260, 10158), (312, 8465), (390, 6772), (520, 5079), (780, 3386), (1560, 1693)]