123215080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{99367}}^1$

素因数の和:99409

約数の個数: 32

約数和(自身を含む): 286179840

約数和(自身を除く): 162964760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 99367, 198734, 397468, 496835, 794936, 993670, 1987340, 3080377, 3974680, 6160754, 12321508, 15401885, 24643016, 30803770, 61607540, 123215080]

約数ペア:

[(1, 123215080), (2, 61607540), (4, 30803770), (5, 24643016), (8, 15401885), (10, 12321508), (20, 6160754), (31, 3974680), (40, 3080377), (62, 1987340), (124, 993670), (155, 794936), (248, 496835), (310, 397468), (620, 198734), (1240, 99367)]