13807660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 30489984

約数和(自身を除く): 16682324

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 397, 470, 740, 794, 940, 1588, 1739, 1985, 3478, 3970, 6956, 7940, 8695, 14689, 17390, 18659, 29378, 34780, 37318, 58756, 73445, 74636, 93295, 146890, 186590, 293780, 373180, 690383, 1380766, 2761532, 3451915, 6903830, 13807660]

約数ペア:

[(1, 13807660), (2, 6903830), (4, 3451915), (5, 2761532), (10, 1380766), (20, 690383), (37, 373180), (47, 293780), (74, 186590), (94, 146890), (148, 93295), (185, 74636), (188, 73445), (235, 58756), (370, 37318), (397, 34780), (470, 29378), (740, 18659), (794, 17390), (940, 14689), (1588, 8695), (1739, 7940), (1985, 6956), (3478, 3970)]