23241440

素因数分解:

$2^5\times 5^1\times {\mathrm{145259}}^1$

素因数の和:145274

約数の個数: 24

約数和(自身を含む): 54908280

約数和(自身を除く): 31666840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 145259, 290518, 581036, 726295, 1162072, 1452590, 2324144, 2905180, 4648288, 5810360, 11620720, 23241440]

約数ペア:

[(1, 23241440), (2, 11620720), (4, 5810360), (5, 4648288), (8, 2905180), (10, 2324144), (16, 1452590), (20, 1162072), (32, 726295), (40, 581036), (80, 290518), (160, 145259)]