20233880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17443}}^1$

素因数の和:17483

約数の個数: 32

約数和(自身を含む): 47098800

約数和(自身を除く): 26864920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17443, 34886, 69772, 87215, 139544, 174430, 348860, 505847, 697720, 1011694, 2023388, 2529235, 4046776, 5058470, 10116940, 20233880]

約数ペア:

[(1, 20233880), (2, 10116940), (4, 5058470), (5, 4046776), (8, 2529235), (10, 2023388), (20, 1011694), (29, 697720), (40, 505847), (58, 348860), (116, 174430), (145, 139544), (232, 87215), (290, 69772), (580, 34886), (1160, 17443)]