23905220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8599}}^1$

素因数の和:8747

約数の個数: 24

約数和(自身を含む): 50568000

約数和(自身を除く): 26662780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 8599, 17198, 34396, 42995, 85990, 171980, 1195261, 2390522, 4781044, 5976305, 11952610, 23905220]

約数ペア:

[(1, 23905220), (2, 11952610), (4, 5976305), (5, 4781044), (10, 2390522), (20, 1195261), (139, 171980), (278, 85990), (556, 42995), (695, 34396), (1390, 17198), (2780, 8599)]