19147080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 57729600

約数和(自身を除く): 38582520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 379, 421, 758, 842, 1137, 1263, 1516, 1684, 1895, 2105, 2274, 2526, 3032, 3368, 3790, 4210, 4548, 5052, 5685, 6315, 7580, 8420, 9096, 10104, 11370, 12630, 15160, 16840, 22740, 25260, 45480, 50520, 159559, 319118, 478677, 638236, 797795, 957354, 1276472, 1595590, 1914708, 2393385, 3191180, 3829416, 4786770, 6382360, 9573540, 19147080]

約数ペア:

[(1, 19147080), (2, 9573540), (3, 6382360), (4, 4786770), (5, 3829416), (6, 3191180), (8, 2393385), (10, 1914708), (12, 1595590), (15, 1276472), (20, 957354), (24, 797795), (30, 638236), (40, 478677), (60, 319118), (120, 159559), (379, 50520), (421, 45480), (758, 25260), (842, 22740), (1137, 16840), (1263, 15160), (1516, 12630), (1684, 11370), (1895, 10104), (2105, 9096), (2274, 8420), (2526, 7580), (3032, 6315), (3368, 5685), (3790, 5052), (4210, 4548)]