98812420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{100829}}^1$

素因数の和:100852

約数の個数: 36

約数和(自身を含む): 241387020

約数和(自身を除く): 142574600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 100829, 201658, 403316, 504145, 705803, 1008290, 1411606, 2016580, 2823212, 3529015, 4940621, 7058030, 9881242, 14116060, 19762484, 24703105, 49406210, 98812420]

約数ペア:

[(1, 98812420), (2, 49406210), (4, 24703105), (5, 19762484), (7, 14116060), (10, 9881242), (14, 7058030), (20, 4940621), (28, 3529015), (35, 2823212), (49, 2016580), (70, 1411606), (98, 1008290), (140, 705803), (196, 504145), (245, 403316), (490, 201658), (980, 100829)]