1036657640

素因数分解:

$2^3\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{13043}}^1$

素因数の和:15041

約数の個数: 32

約数和(自身を含む): 2333832480

約数和(自身を除く): 1297174840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1987, 3974, 7948, 9935, 13043, 15896, 19870, 26086, 39740, 52172, 65215, 79480, 104344, 130430, 260860, 521720, 25916441, 51832882, 103665764, 129582205, 207331528, 259164410, 518328820, 1036657640]

約数ペア:

[(1, 1036657640), (2, 518328820), (4, 259164410), (5, 207331528), (8, 129582205), (10, 103665764), (20, 51832882), (40, 25916441), (1987, 521720), (3974, 260860), (7948, 130430), (9935, 104344), (13043, 79480), (15896, 65215), (19870, 52172), (26086, 39740)]