12528460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 30381120

約数和(自身を除く): 17852660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 821, 1090, 1526, 1642, 2180, 3052, 3284, 3815, 4105, 5747, 7630, 8210, 11494, 15260, 16420, 22988, 28735, 57470, 89489, 114940, 178978, 357956, 447445, 626423, 894890, 1252846, 1789780, 2505692, 3132115, 6264230, 12528460]

約数ペア:

[(1, 12528460), (2, 6264230), (4, 3132115), (5, 2505692), (7, 1789780), (10, 1252846), (14, 894890), (20, 626423), (28, 447445), (35, 357956), (70, 178978), (109, 114940), (140, 89489), (218, 57470), (436, 28735), (545, 22988), (763, 16420), (821, 15260), (1090, 11494), (1526, 8210), (1642, 7630), (2180, 5747), (3052, 4105), (3284, 3815)]