1243138620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20718977}}^1$

素因数の和:20718989

約数の個数: 24

約数和(自身を含む): 3480788304

約数和(自身を除く): 2237649684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20718977, 41437954, 62156931, 82875908, 103594885, 124313862, 207189770, 248627724, 310784655, 414379540, 621569310, 1243138620]

約数ペア:

[(1, 1243138620), (2, 621569310), (3, 414379540), (4, 310784655), (5, 248627724), (6, 207189770), (10, 124313862), (12, 103594885), (15, 82875908), (20, 62156931), (30, 41437954), (60, 20718977)]