1815020

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{601}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 3843168

約数和(自身を除く): 2028148

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 601, 604, 755, 1202, 1510, 2404, 3005, 3020, 6010, 12020, 90751, 181502, 363004, 453755, 907510, 1815020]

約数ペア:

[(1, 1815020), (2, 907510), (4, 453755), (5, 363004), (10, 181502), (20, 90751), (151, 12020), (302, 6010), (601, 3020), (604, 3005), (755, 2404), (1202, 1510)]