12988640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11597}}^1$

素因数の和:11619

約数の個数: 48

約数和(自身を含む): 35072352

約数和(自身を除く): 22083712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11597, 23194, 46388, 57985, 81179, 92776, 115970, 162358, 185552, 231940, 324716, 371104, 405895, 463880, 649432, 811790, 927760, 1298864, 1623580, 1855520, 2597728, 3247160, 6494320, 12988640]

約数ペア:

[(1, 12988640), (2, 6494320), (4, 3247160), (5, 2597728), (7, 1855520), (8, 1623580), (10, 1298864), (14, 927760), (16, 811790), (20, 649432), (28, 463880), (32, 405895), (35, 371104), (40, 324716), (56, 231940), (70, 185552), (80, 162358), (112, 115970), (140, 92776), (160, 81179), (224, 57985), (280, 46388), (560, 23194), (1120, 11597)]