2171340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{4021}}^1$

素因数の和:4039

約数の個数: 48

約数和(自身を含む): 6756960

約数和(自身を除く): 4585620

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, 4021, 8042, 12063, 16084, 20105, 24126, 36189, 40210, 48252, 60315, 72378, 80420, 108567, 120630, 144756, 180945, 217134, 241260, 361890, 434268, 542835, 723780, 1085670, 2171340]

約数ペア:

[(1, 2171340), (2, 1085670), (3, 723780), (4, 542835), (5, 434268), (6, 361890), (9, 241260), (10, 217134), (12, 180945), (15, 144756), (18, 120630), (20, 108567), (27, 80420), (30, 72378), (36, 60315), (45, 48252), (54, 40210), (60, 36189), (90, 24126), (108, 20105), (135, 16084), (180, 12063), (270, 8042), (540, 4021)]