71430380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{510217}}^1$

素因数の和:510233

約数の個数: 24

約数和(自身を含む): 171433248

約数和(自身を除く): 100002868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 510217, 1020434, 2040868, 2551085, 3571519, 5102170, 7143038, 10204340, 14286076, 17857595, 35715190, 71430380]

約数ペア:

[(1, 71430380), (2, 35715190), (4, 17857595), (5, 14286076), (7, 10204340), (10, 7143038), (14, 5102170), (20, 3571519), (28, 2551085), (35, 2040868), (70, 1020434), (140, 510217)]