28646380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29231}}^1$

素因数の和:29254

約数の個数: 36

約数和(自身を含む): 69981408

約数和(自身を除く): 41335028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29231, 58462, 116924, 146155, 204617, 292310, 409234, 584620, 818468, 1023085, 1432319, 2046170, 2864638, 4092340, 5729276, 7161595, 14323190, 28646380]

約数ペア:

[(1, 28646380), (2, 14323190), (4, 7161595), (5, 5729276), (7, 4092340), (10, 2864638), (14, 2046170), (20, 1432319), (28, 1023085), (35, 818468), (49, 584620), (70, 409234), (98, 292310), (140, 204617), (196, 146155), (245, 116924), (490, 58462), (980, 29231)]