20174200

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5309}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 49383000

約数和(自身を除く): 29208800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5309, 10618, 21236, 26545, 42472, 53090, 100871, 106180, 132725, 201742, 212360, 265450, 403484, 504355, 530900, 806968, 1008710, 1061800, 2017420, 2521775, 4034840, 5043550, 10087100, 20174200]

約数ペア:

[(1, 20174200), (2, 10087100), (4, 5043550), (5, 4034840), (8, 2521775), (10, 2017420), (19, 1061800), (20, 1008710), (25, 806968), (38, 530900), (40, 504355), (50, 403484), (76, 265450), (95, 212360), (100, 201742), (152, 132725), (190, 106180), (200, 100871), (380, 53090), (475, 42472), (760, 26545), (950, 21236), (1900, 10618), (3800, 5309)]