12897789780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2087021}}^1$

素因数の和:2087136

約数の個数: 48

約数和(自身を含む): 36464448384

約数和(自身を除く): 23566658604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 6180, 2087021, 4174042, 6261063, 8348084, 10435105, 12522126, 20870210, 25044252, 31305315, 41740420, 62610630, 125221260, 214963163, 429926326, 644889489, 859852652, 1074815815, 1289778978, 2149631630, 2579557956, 3224447445, 4299263260, 6448894890, 12897789780]

約数ペア:

[(1, 12897789780), (2, 6448894890), (3, 4299263260), (4, 3224447445), (5, 2579557956), (6, 2149631630), (10, 1289778978), (12, 1074815815), (15, 859852652), (20, 644889489), (30, 429926326), (60, 214963163), (103, 125221260), (206, 62610630), (309, 41740420), (412, 31305315), (515, 25044252), (618, 20870210), (1030, 12522126), (1236, 10435105), (1545, 8348084), (2060, 6261063), (3090, 4174042), (6180, 2087021)]