8724380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 21180096

約数和(自身を除く): 12455716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 617, 707, 1010, 1234, 1414, 2020, 2468, 2828, 3085, 3535, 4319, 6170, 7070, 8638, 12340, 14140, 17276, 21595, 43190, 62317, 86380, 124634, 249268, 311585, 436219, 623170, 872438, 1246340, 1744876, 2181095, 4362190, 8724380]

約数ペア:

[(1, 8724380), (2, 4362190), (4, 2181095), (5, 1744876), (7, 1246340), (10, 872438), (14, 623170), (20, 436219), (28, 311585), (35, 249268), (70, 124634), (101, 86380), (140, 62317), (202, 43190), (404, 21595), (505, 17276), (617, 14140), (707, 12340), (1010, 8638), (1234, 7070), (1414, 6170), (2020, 4319), (2468, 3535), (2828, 3085)]