6978620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31721}}^1$

素因数の和:31741

約数の個数: 24

約数和(自身を含む): 15987888

約数和(自身を除く): 9009268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 31721, 63442, 126884, 158605, 317210, 348931, 634420, 697862, 1395724, 1744655, 3489310, 6978620]

約数ペア:

[(1, 6978620), (2, 3489310), (4, 1744655), (5, 1395724), (10, 697862), (11, 634420), (20, 348931), (22, 317210), (44, 158605), (55, 126884), (110, 63442), (220, 31721)]