57821540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{17957}}^1$

素因数の和:17996

約数の個数: 48

約数和(自身を含む): 144813312

約数和(自身を除く): 86991772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 17957, 35914, 71828, 89785, 125699, 179570, 251398, 359140, 413011, 502796, 628495, 826022, 1256990, 1652044, 2065055, 2513980, 2891077, 4130110, 5782154, 8260220, 11564308, 14455385, 28910770, 57821540]

約数ペア:

[(1, 57821540), (2, 28910770), (4, 14455385), (5, 11564308), (7, 8260220), (10, 5782154), (14, 4130110), (20, 2891077), (23, 2513980), (28, 2065055), (35, 1652044), (46, 1256990), (70, 826022), (92, 628495), (115, 502796), (140, 413011), (161, 359140), (230, 251398), (322, 179570), (460, 125699), (644, 89785), (805, 71828), (1610, 35914), (3220, 17957)]