12706640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5477}}^1$

素因数の和:5519

約数の個数: 40

約数和(自身を含む): 30567240

約数和(自身を除く): 17860600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 5477, 10954, 21908, 27385, 43816, 54770, 87632, 109540, 158833, 219080, 317666, 438160, 635332, 794165, 1270664, 1588330, 2541328, 3176660, 6353320, 12706640]

約数ペア:

[(1, 12706640), (2, 6353320), (4, 3176660), (5, 2541328), (8, 1588330), (10, 1270664), (16, 794165), (20, 635332), (29, 438160), (40, 317666), (58, 219080), (80, 158833), (116, 109540), (145, 87632), (232, 54770), (290, 43816), (464, 27385), (580, 21908), (1160, 10954), (2320, 5477)]