353396620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{997}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 764547840

約数和(自身を除く): 411151220

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 479, 740, 958, 997, 1916, 1994, 2395, 3988, 4790, 4985, 9580, 9970, 17723, 19940, 35446, 36889, 70892, 73778, 88615, 147556, 177230, 184445, 354460, 368890, 477563, 737780, 955126, 1910252, 2387815, 4775630, 9551260, 17669831, 35339662, 70679324, 88349155, 176698310, 353396620]

約数ペア:

[(1, 353396620), (2, 176698310), (4, 88349155), (5, 70679324), (10, 35339662), (20, 17669831), (37, 9551260), (74, 4775630), (148, 2387815), (185, 1910252), (370, 955126), (479, 737780), (740, 477563), (958, 368890), (997, 354460), (1916, 184445), (1994, 177230), (2395, 147556), (3988, 88615), (4790, 73778), (4985, 70892), (9580, 36889), (9970, 35446), (17723, 19940)]