3219880

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{797}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 7325640

約数和(自身を除く): 4105760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 797, 808, 1010, 1594, 2020, 3188, 3985, 4040, 6376, 7970, 15940, 31880, 80497, 160994, 321988, 402485, 643976, 804970, 1609940, 3219880]

約数ペア:

[(1, 3219880), (2, 1609940), (4, 804970), (5, 643976), (8, 402485), (10, 321988), (20, 160994), (40, 80497), (101, 31880), (202, 15940), (404, 7970), (505, 6376), (797, 4040), (808, 3985), (1010, 3188), (1594, 2020)]