40402240

素因数分解:

$2^6\times 5^1\times {\mathrm{126257}}^1$

素因数の和:126274

約数の個数: 28

約数和(自身を含む): 96208596

約数和(自身を除く): 55806356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126257, 252514, 505028, 631285, 1010056, 1262570, 2020112, 2525140, 4040224, 5050280, 8080448, 10100560, 20201120, 40402240]

約数ペア:

[(1, 40402240), (2, 20201120), (4, 10100560), (5, 8080448), (8, 5050280), (10, 4040224), (16, 2525140), (20, 2020112), (32, 1262570), (40, 1010056), (64, 631285), (80, 505028), (160, 252514), (320, 126257)]