84412870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1801}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 156990240

約数和(自身を除く): 72577370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 1801, 3602, 4687, 9005, 9374, 18010, 23435, 46870, 77443, 154886, 196309, 387215, 392618, 774430, 981545, 1963090, 8441287, 16882574, 42206435, 84412870]

約数ペア:

[(1, 84412870), (2, 42206435), (5, 16882574), (10, 8441287), (43, 1963090), (86, 981545), (109, 774430), (215, 392618), (218, 387215), (430, 196309), (545, 154886), (1090, 77443), (1801, 46870), (3602, 23435), (4687, 18010), (9005, 9374)]