82972040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90187}}^1$

素因数の和:90221

約数の個数: 32

約数和(自身を含む): 194806080

約数和(自身を除く): 111834040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 90187, 180374, 360748, 450935, 721496, 901870, 1803740, 2074301, 3607480, 4148602, 8297204, 10371505, 16594408, 20743010, 41486020, 82972040]

約数ペア:

[(1, 82972040), (2, 41486020), (4, 20743010), (5, 16594408), (8, 10371505), (10, 8297204), (20, 4148602), (23, 3607480), (40, 2074301), (46, 1803740), (92, 901870), (115, 721496), (184, 450935), (230, 360748), (460, 180374), (920, 90187)]