921500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 2140320

約数和(自身を除く): 1218820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 125, 190, 194, 250, 380, 388, 475, 485, 500, 950, 970, 1843, 1900, 1940, 2375, 2425, 3686, 4750, 4850, 7372, 9215, 9500, 9700, 12125, 18430, 24250, 36860, 46075, 48500, 92150, 184300, 230375, 460750, 921500]

約数ペア:

[(1, 921500), (2, 460750), (4, 230375), (5, 184300), (10, 92150), (19, 48500), (20, 46075), (25, 36860), (38, 24250), (50, 18430), (76, 12125), (95, 9700), (97, 9500), (100, 9215), (125, 7372), (190, 4850), (194, 4750), (250, 3686), (380, 2425), (388, 2375), (475, 1940), (485, 1900), (500, 1843), (950, 970)]