28943770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 54558720

約数和(自身を除く): 25614950

約数列:

[1, 2, 5, 10, 31, 62, 73, 146, 155, 310, 365, 730, 1279, 2263, 2558, 4526, 6395, 11315, 12790, 22630, 39649, 79298, 93367, 186734, 198245, 396490, 466835, 933670, 2894377, 5788754, 14471885, 28943770]

約数ペア:

[(1, 28943770), (2, 14471885), (5, 5788754), (10, 2894377), (31, 933670), (62, 466835), (73, 396490), (146, 198245), (155, 186734), (310, 93367), (365, 79298), (730, 39649), (1279, 22630), (2263, 12790), (2558, 11315), (4526, 6395)]