19606240

素因数分解:

$2^5\times 5^1\times {\mathrm{283}}^1\times {\mathrm{433}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 46590768

約数和(自身を除く): 26984528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 283, 433, 566, 866, 1132, 1415, 1732, 2165, 2264, 2830, 3464, 4330, 4528, 5660, 6928, 8660, 9056, 11320, 13856, 17320, 22640, 34640, 45280, 69280, 122539, 245078, 490156, 612695, 980312, 1225390, 1960624, 2450780, 3921248, 4901560, 9803120, 19606240]

約数ペア:

[(1, 19606240), (2, 9803120), (4, 4901560), (5, 3921248), (8, 2450780), (10, 1960624), (16, 1225390), (20, 980312), (32, 612695), (40, 490156), (80, 245078), (160, 122539), (283, 69280), (433, 45280), (566, 34640), (866, 22640), (1132, 17320), (1415, 13856), (1732, 11320), (2165, 9056), (2264, 8660), (2830, 6928), (3464, 5660), (4330, 4528)]