19498680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{54163}}^1$

素因数の和:54180

約数の個数: 48

約数和(自身を含む): 63371880

約数和(自身を除く): 43873200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 54163, 108326, 162489, 216652, 270815, 324978, 433304, 487467, 541630, 649956, 812445, 974934, 1083260, 1299912, 1624890, 1949868, 2166520, 2437335, 3249780, 3899736, 4874670, 6499560, 9749340, 19498680]

約数ペア:

[(1, 19498680), (2, 9749340), (3, 6499560), (4, 4874670), (5, 3899736), (6, 3249780), (8, 2437335), (9, 2166520), (10, 1949868), (12, 1624890), (15, 1299912), (18, 1083260), (20, 974934), (24, 812445), (30, 649956), (36, 541630), (40, 487467), (45, 433304), (60, 324978), (72, 270815), (90, 216652), (120, 162489), (180, 108326), (360, 54163)]