907900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{1297}}^1$

素因数の和:1318

約数の個数: 36

約数和(自身を含む): 2253328

約数和(自身を除く): 1345428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 1297, 2594, 5188, 6485, 9079, 12970, 18158, 25940, 32425, 36316, 45395, 64850, 90790, 129700, 181580, 226975, 453950, 907900]

約数ペア:

[(1, 907900), (2, 453950), (4, 226975), (5, 181580), (7, 129700), (10, 90790), (14, 64850), (20, 45395), (25, 36316), (28, 32425), (35, 25940), (50, 18158), (70, 12970), (100, 9079), (140, 6485), (175, 5188), (350, 2594), (700, 1297)]