2163780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{4007}}^1$

素因数の和:4025

約数の個数: 48

約数和(自身を含む): 6733440

約数和(自身を除く): 4569660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 4007, 8014, 12021, 16028, 20035, 24042, 36063, 40070, 48084, 60105, 72126, 80140, 108189, 120210, 144252, 180315, 216378, 240420, 360630, 432756, 540945, 721260, 1081890, 2163780]

約数ペア:

[(1, 2163780), (2, 1081890), (3, 721260), (4, 540945), (5, 432756), (6, 360630), (9, 240420), (10, 216378), (12, 180315), (15, 144252), (18, 120210), (20, 108189), (27, 80140), (30, 72126), (36, 60105), (45, 48084), (54, 40070), (60, 36063), (90, 24042), (108, 20035), (135, 16028), (180, 12021), (270, 8014), (540, 4007)]