28264870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 53280000

約数和(自身を除く): 25015130

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 1249, 2263, 2498, 4526, 6245, 11315, 12490, 22630, 38719, 77438, 91177, 182354, 193595, 387190, 455885, 911770, 2826487, 5652974, 14132435, 28264870]

約数ペア:

[(1, 28264870), (2, 14132435), (5, 5652974), (10, 2826487), (31, 911770), (62, 455885), (73, 387190), (146, 193595), (155, 182354), (310, 91177), (365, 77438), (730, 38719), (1249, 22630), (2263, 12490), (2498, 11315), (4526, 6245)]