2021046140

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{563}}^1\times {\mathrm{751}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 4275210240

約数和(自身を除く): 2254164100

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 563, 751, 956, 1126, 1195, 1502, 2252, 2390, 2815, 3004, 3755, 4780, 5630, 7510, 11260, 15020, 134557, 179489, 269114, 358978, 422813, 538228, 672785, 717956, 845626, 897445, 1345570, 1691252, 1794890, 2114065, 2691140, 3589780, 4228130, 8456260, 101052307, 202104614, 404209228, 505261535, 1010523070, 2021046140]

約数ペア:

[(1, 2021046140), (2, 1010523070), (4, 505261535), (5, 404209228), (10, 202104614), (20, 101052307), (239, 8456260), (478, 4228130), (563, 3589780), (751, 2691140), (956, 2114065), (1126, 1794890), (1195, 1691252), (1502, 1345570), (2252, 897445), (2390, 845626), (2815, 717956), (3004, 672785), (3755, 538228), (4780, 422813), (5630, 358978), (7510, 269114), (11260, 179489), (15020, 134557)]