7856990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 14705280

約数和(自身を除く): 6848290

約数列:

[1, 2, 5, 10, 47, 73, 94, 146, 229, 235, 365, 458, 470, 730, 1145, 2290, 3431, 6862, 10763, 16717, 17155, 21526, 33434, 34310, 53815, 83585, 107630, 167170, 785699, 1571398, 3928495, 7856990]

約数ペア:

[(1, 7856990), (2, 3928495), (5, 1571398), (10, 785699), (47, 167170), (73, 107630), (94, 83585), (146, 53815), (229, 34310), (235, 33434), (365, 21526), (458, 17155), (470, 16717), (730, 10763), (1145, 6862), (2290, 3431)]