15470420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{110503}}^1$

素因数の和:110519

約数の個数: 24

約数和(自身を含む): 37129344

約数和(自身を除く): 21658924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 110503, 221006, 442012, 552515, 773521, 1105030, 1547042, 2210060, 3094084, 3867605, 7735210, 15470420]

約数ペア:

[(1, 15470420), (2, 7735210), (4, 3867605), (5, 3094084), (7, 2210060), (10, 1547042), (14, 1105030), (20, 773521), (28, 552515), (35, 442012), (70, 221006), (140, 110503)]