7490420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53503}}^1$

素因数の和:53519

約数の個数: 24

約数和(自身を含む): 17977344

約数和(自身を除く): 10486924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 53503, 107006, 214012, 267515, 374521, 535030, 749042, 1070060, 1498084, 1872605, 3745210, 7490420]

約数ペア:

[(1, 7490420), (2, 3745210), (4, 1872605), (5, 1498084), (7, 1070060), (10, 749042), (14, 535030), (20, 374521), (28, 267515), (35, 214012), (70, 107006), (140, 53503)]