9968477240

素因数分解:

$2^3\times 5^1\times {\mathrm{249211931}}^1$

素因数の和:249211942

約数の個数: 16

約数和(自身を含む): 22429073880

約数和(自身を除く): 12460596640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 249211931, 498423862, 996847724, 1246059655, 1993695448, 2492119310, 4984238620, 9968477240]

約数ペア:

[(1, 9968477240), (2, 4984238620), (4, 2492119310), (5, 1993695448), (8, 1246059655), (10, 996847724), (20, 498423862), (40, 249211931)]