20208630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51817}}^1$

素因数の和:51840

約数の個数: 32

約数和(自身を含む): 52232544

約数和(自身を除く): 32023914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51817, 103634, 155451, 259085, 310902, 518170, 673621, 777255, 1347242, 1554510, 2020863, 3368105, 4041726, 6736210, 10104315, 20208630]

約数ペア:

[(1, 20208630), (2, 10104315), (3, 6736210), (5, 4041726), (6, 3368105), (10, 2020863), (13, 1554510), (15, 1347242), (26, 777255), (30, 673621), (39, 518170), (65, 310902), (78, 259085), (130, 155451), (195, 103634), (390, 51817)]