38011900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4271}}^1$

素因数の和:4374

約数の個数: 36

約数和(自身を含む): 83432160

約数和(自身を除く): 45420260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4271, 4450, 8542, 8900, 17084, 21355, 42710, 85420, 106775, 213550, 380119, 427100, 760238, 1520476, 1900595, 3801190, 7602380, 9502975, 19005950, 38011900]

約数ペア:

[(1, 38011900), (2, 19005950), (4, 9502975), (5, 7602380), (10, 3801190), (20, 1900595), (25, 1520476), (50, 760238), (89, 427100), (100, 380119), (178, 213550), (356, 106775), (445, 85420), (890, 42710), (1780, 21355), (2225, 17084), (4271, 8900), (4450, 8542)]