8729780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 19305216

約数和(自身を除く): 10575436

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 251, 370, 470, 502, 740, 940, 1004, 1255, 1739, 2510, 3478, 5020, 6956, 8695, 9287, 11797, 17390, 18574, 23594, 34780, 37148, 46435, 47188, 58985, 92870, 117970, 185740, 235940, 436489, 872978, 1745956, 2182445, 4364890, 8729780]

約数ペア:

[(1, 8729780), (2, 4364890), (4, 2182445), (5, 1745956), (10, 872978), (20, 436489), (37, 235940), (47, 185740), (74, 117970), (94, 92870), (148, 58985), (185, 47188), (188, 46435), (235, 37148), (251, 34780), (370, 23594), (470, 18574), (502, 17390), (740, 11797), (940, 9287), (1004, 8695), (1255, 6956), (1739, 5020), (2510, 3478)]