7800180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{130003}}^1$

素因数の和:130015

約数の個数: 24

約数和(自身を含む): 21840672

約数和(自身を除く): 14040492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 130003, 260006, 390009, 520012, 650015, 780018, 1300030, 1560036, 1950045, 2600060, 3900090, 7800180]

約数ペア:

[(1, 7800180), (2, 3900090), (3, 2600060), (4, 1950045), (5, 1560036), (6, 1300030), (10, 780018), (12, 650015), (15, 520012), (20, 390009), (30, 260006), (60, 130003)]