123032180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{198439}}^1$

素因数の和:198479

約数の個数: 24

約数和(自身を含む): 266703360

約数和(自身を除く): 143671180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 198439, 396878, 793756, 992195, 1984390, 3968780, 6151609, 12303218, 24606436, 30758045, 61516090, 123032180]

約数ペア:

[(1, 123032180), (2, 61516090), (4, 30758045), (5, 24606436), (10, 12303218), (20, 6151609), (31, 3968780), (62, 1984390), (124, 992195), (155, 793756), (310, 396878), (620, 198439)]