19204140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3169}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 54321120

約数和(自身を除く): 35116980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 3169, 6060, 6338, 9507, 12676, 15845, 19014, 31690, 38028, 47535, 63380, 95070, 190140, 320069, 640138, 960207, 1280276, 1600345, 1920414, 3200690, 3840828, 4801035, 6401380, 9602070, 19204140]

約数ペア:

[(1, 19204140), (2, 9602070), (3, 6401380), (4, 4801035), (5, 3840828), (6, 3200690), (10, 1920414), (12, 1600345), (15, 1280276), (20, 960207), (30, 640138), (60, 320069), (101, 190140), (202, 95070), (303, 63380), (404, 47535), (505, 38028), (606, 31690), (1010, 19014), (1212, 15845), (1515, 12676), (2020, 9507), (3030, 6338), (3169, 6060)]