20769400

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 48769200

約数和(自身を除く): 27999800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 904, 919, 1130, 1838, 2260, 2825, 3676, 4520, 4595, 5650, 7352, 9190, 11300, 18380, 22600, 22975, 36760, 45950, 91900, 103847, 183800, 207694, 415388, 519235, 830776, 1038470, 2076940, 2596175, 4153880, 5192350, 10384700, 20769400]

約数ペア:

[(1, 20769400), (2, 10384700), (4, 5192350), (5, 4153880), (8, 2596175), (10, 2076940), (20, 1038470), (25, 830776), (40, 519235), (50, 415388), (100, 207694), (113, 183800), (200, 103847), (226, 91900), (452, 45950), (565, 36760), (904, 22975), (919, 22600), (1130, 18380), (1838, 11300), (2260, 9190), (2825, 7352), (3676, 5650), (4520, 4595)]