19492920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18049}}^1$

素因数の和:18069

約数の個数: 64

約数和(自身を含む): 64980000

約数和(自身を除く): 45487080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18049, 36098, 54147, 72196, 90245, 108294, 144392, 162441, 180490, 216588, 270735, 324882, 360980, 433176, 487323, 541470, 649764, 721960, 812205, 974646, 1082940, 1299528, 1624410, 1949292, 2165880, 2436615, 3248820, 3898584, 4873230, 6497640, 9746460, 19492920]

約数ペア:

[(1, 19492920), (2, 9746460), (3, 6497640), (4, 4873230), (5, 3898584), (6, 3248820), (8, 2436615), (9, 2165880), (10, 1949292), (12, 1624410), (15, 1299528), (18, 1082940), (20, 974646), (24, 812205), (27, 721960), (30, 649764), (36, 541470), (40, 487323), (45, 433176), (54, 360980), (60, 324882), (72, 270735), (90, 216588), (108, 180490), (120, 162441), (135, 144392), (180, 108294), (216, 90245), (270, 72196), (360, 54147), (540, 36098), (1080, 18049)]