2389080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 7349760

約数和(自身を除く): 4960680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 463, 516, 645, 860, 926, 1032, 1290, 1389, 1720, 1852, 2315, 2580, 2778, 3704, 4630, 5160, 5556, 6945, 9260, 11112, 13890, 18520, 19909, 27780, 39818, 55560, 59727, 79636, 99545, 119454, 159272, 199090, 238908, 298635, 398180, 477816, 597270, 796360, 1194540, 2389080]

約数ペア:

[(1, 2389080), (2, 1194540), (3, 796360), (4, 597270), (5, 477816), (6, 398180), (8, 298635), (10, 238908), (12, 199090), (15, 159272), (20, 119454), (24, 99545), (30, 79636), (40, 59727), (43, 55560), (60, 39818), (86, 27780), (120, 19909), (129, 18520), (172, 13890), (215, 11112), (258, 9260), (344, 6945), (430, 5556), (463, 5160), (516, 4630), (645, 3704), (860, 2778), (926, 2580), (1032, 2315), (1290, 1852), (1389, 1720)]