19434640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8377}}^1$

素因数の和:8419

約数の個数: 40

約数和(自身を含む): 46749240

約数和(自身を除く): 27314600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8377, 16754, 33508, 41885, 67016, 83770, 134032, 167540, 242933, 335080, 485866, 670160, 971732, 1214665, 1943464, 2429330, 3886928, 4858660, 9717320, 19434640]

約数ペア:

[(1, 19434640), (2, 9717320), (4, 4858660), (5, 3886928), (8, 2429330), (10, 1943464), (16, 1214665), (20, 971732), (29, 670160), (40, 485866), (58, 335080), (80, 242933), (116, 167540), (145, 134032), (232, 83770), (290, 67016), (464, 41885), (580, 33508), (1160, 16754), (2320, 8377)]