2605330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 5889240

約数和(自身を除く): 3283910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 409, 455, 490, 637, 818, 910, 1274, 2045, 2863, 3185, 4090, 5317, 5726, 6370, 10634, 14315, 20041, 26585, 28630, 37219, 40082, 53170, 74438, 100205, 186095, 200410, 260533, 372190, 521066, 1302665, 2605330]

約数ペア:

[(1, 2605330), (2, 1302665), (5, 521066), (7, 372190), (10, 260533), (13, 200410), (14, 186095), (26, 100205), (35, 74438), (49, 53170), (65, 40082), (70, 37219), (91, 28630), (98, 26585), (130, 20041), (182, 14315), (245, 10634), (409, 6370), (455, 5726), (490, 5317), (637, 4090), (818, 3185), (910, 2863), (1274, 2045)]