7219120

素因数分解:

$2^4\times 5^1\times {\mathrm{90239}}^1$

素因数の和:90252

約数の個数: 20

約数和(自身を含む): 16784640

約数和(自身を除く): 9565520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 90239, 180478, 360956, 451195, 721912, 902390, 1443824, 1804780, 3609560, 7219120]

約数ペア:

[(1, 7219120), (2, 3609560), (4, 1804780), (5, 1443824), (8, 902390), (10, 721912), (16, 451195), (20, 360956), (40, 180478), (80, 90239)]