28838080

素因数分解:

$2^6\times 5^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1$

素因数の和:641

約数の個数: 56

約数和(自身を含む): 69146928

約数和(自身を除く): 40308848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 227, 320, 397, 454, 794, 908, 1135, 1588, 1816, 1985, 2270, 3176, 3632, 3970, 4540, 6352, 7264, 7940, 9080, 12704, 14528, 15880, 18160, 25408, 31760, 36320, 63520, 72640, 90119, 127040, 180238, 360476, 450595, 720952, 901190, 1441904, 1802380, 2883808, 3604760, 5767616, 7209520, 14419040, 28838080]

約数ペア:

[(1, 28838080), (2, 14419040), (4, 7209520), (5, 5767616), (8, 3604760), (10, 2883808), (16, 1802380), (20, 1441904), (32, 901190), (40, 720952), (64, 450595), (80, 360476), (160, 180238), (227, 127040), (320, 90119), (397, 72640), (454, 63520), (794, 36320), (908, 31760), (1135, 25408), (1588, 18160), (1816, 15880), (1985, 14528), (2270, 12704), (3176, 9080), (3632, 7940), (3970, 7264), (4540, 6352)]