11209840

素因数分解:

$2^4\times 5^1\times {\mathrm{140123}}^1$

素因数の和:140136

約数の個数: 20

約数和(自身を含む): 26063064

約数和(自身を除く): 14853224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 140123, 280246, 560492, 700615, 1120984, 1401230, 2241968, 2802460, 5604920, 11209840]

約数ペア:

[(1, 11209840), (2, 5604920), (4, 2802460), (5, 2241968), (8, 1401230), (10, 1120984), (16, 700615), (20, 560492), (40, 280246), (80, 140123)]