27719660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 61133184

約数和(自身を除く): 33413524

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 797, 940, 1594, 1739, 3188, 3478, 3985, 6956, 7970, 8695, 15940, 17390, 29489, 34780, 37459, 58978, 74918, 117956, 147445, 149836, 187295, 294890, 374590, 589780, 749180, 1385983, 2771966, 5543932, 6929915, 13859830, 27719660]

約数ペア:

[(1, 27719660), (2, 13859830), (4, 6929915), (5, 5543932), (10, 2771966), (20, 1385983), (37, 749180), (47, 589780), (74, 374590), (94, 294890), (148, 187295), (185, 149836), (188, 147445), (235, 117956), (370, 74918), (470, 58978), (740, 37459), (797, 34780), (940, 29489), (1594, 17390), (1739, 15940), (3188, 8695), (3478, 7970), (3985, 6956)]