12838620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{213977}}^1$

素因数の和:213989

約数の個数: 24

約数和(自身を含む): 35948304

約数和(自身を除く): 23109684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 213977, 427954, 641931, 855908, 1069885, 1283862, 2139770, 2567724, 3209655, 4279540, 6419310, 12838620]

約数ペア:

[(1, 12838620), (2, 6419310), (3, 4279540), (4, 3209655), (5, 2567724), (6, 2139770), (10, 1283862), (12, 1069885), (15, 855908), (20, 641931), (30, 427954), (60, 213977)]