138701820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2311697}}^1$

素因数の和:2311709

約数の個数: 24

約数和(自身を含む): 388365264

約数和(自身を除く): 249663444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2311697, 4623394, 6935091, 9246788, 11558485, 13870182, 23116970, 27740364, 34675455, 46233940, 69350910, 138701820]

約数ペア:

[(1, 138701820), (2, 69350910), (3, 46233940), (4, 34675455), (5, 27740364), (6, 23116970), (10, 13870182), (12, 11558485), (15, 9246788), (20, 6935091), (30, 4623394), (60, 2311697)]