12425480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2749}}^1$

素因数の和:2873

約数の個数: 32

約数和(自身を含む): 28215000

約数和(自身を除く): 15789520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 2749, 4520, 5498, 10996, 13745, 21992, 27490, 54980, 109960, 310637, 621274, 1242548, 1553185, 2485096, 3106370, 6212740, 12425480]

約数ペア:

[(1, 12425480), (2, 6212740), (4, 3106370), (5, 2485096), (8, 1553185), (10, 1242548), (20, 621274), (40, 310637), (113, 109960), (226, 54980), (452, 27490), (565, 21992), (904, 13745), (1130, 10996), (2260, 5498), (2749, 4520)]