12245500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1327

約数の個数: 48

約数和(自身を含む): 28173600

約数和(自身を除く): 15928100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1289, 1900, 2375, 2578, 4750, 5156, 6445, 9500, 12890, 24491, 25780, 32225, 48982, 64450, 97964, 122455, 128900, 161125, 244910, 322250, 489820, 612275, 644500, 1224550, 2449100, 3061375, 6122750, 12245500]

約数ペア:

[(1, 12245500), (2, 6122750), (4, 3061375), (5, 2449100), (10, 1224550), (19, 644500), (20, 612275), (25, 489820), (38, 322250), (50, 244910), (76, 161125), (95, 128900), (100, 122455), (125, 97964), (190, 64450), (250, 48982), (380, 32225), (475, 25780), (500, 24491), (950, 12890), (1289, 9500), (1900, 6445), (2375, 5156), (2578, 4750)]