201494680

素因数分解:

$2^3\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{2927}}^1$

素因数の和:4659

約数の個数: 32

約数和(自身を含む): 453781440

約数和(自身を除く): 252286760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1721, 2927, 3442, 5854, 6884, 8605, 11708, 13768, 14635, 17210, 23416, 29270, 34420, 58540, 68840, 117080, 5037367, 10074734, 20149468, 25186835, 40298936, 50373670, 100747340, 201494680]

約数ペア:

[(1, 201494680), (2, 100747340), (4, 50373670), (5, 40298936), (8, 25186835), (10, 20149468), (20, 10074734), (40, 5037367), (1721, 117080), (2927, 68840), (3442, 58540), (5854, 34420), (6884, 29270), (8605, 23416), (11708, 17210), (13768, 14635)]