222140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 483840

約数和(自身を除く): 261700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 383, 580, 766, 1532, 1915, 3830, 7660, 11107, 22214, 44428, 55535, 111070, 222140]

約数ペア:

[(1, 222140), (2, 111070), (4, 55535), (5, 44428), (10, 22214), (20, 11107), (29, 7660), (58, 3830), (116, 1915), (145, 1532), (290, 766), (383, 580)]