898079140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{9151}}^1$

素因数の和:9868

約数の個数: 48

約数和(自身を含む): 2158700544

約数和(自身を除く): 1260621404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 701, 1402, 2804, 3505, 4907, 7010, 9151, 9814, 14020, 18302, 19628, 24535, 36604, 45755, 49070, 64057, 91510, 98140, 128114, 183020, 256228, 320285, 640570, 1281140, 6414851, 12829702, 25659404, 32074255, 44903957, 64148510, 89807914, 128297020, 179615828, 224519785, 449039570, 898079140]

約数ペア:

[(1, 898079140), (2, 449039570), (4, 224519785), (5, 179615828), (7, 128297020), (10, 89807914), (14, 64148510), (20, 44903957), (28, 32074255), (35, 25659404), (70, 12829702), (140, 6414851), (701, 1281140), (1402, 640570), (2804, 320285), (3505, 256228), (4907, 183020), (7010, 128114), (9151, 98140), (9814, 91510), (14020, 64057), (18302, 49070), (19628, 45755), (24535, 36604)]