80892420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{192601}}^1$

素因数の和:192620

約数の個数: 48

約数和(自身を含む): 258857088

約数和(自身を除く): 177964668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 192601, 385202, 577803, 770404, 963005, 1155606, 1348207, 1926010, 2311212, 2696414, 2889015, 3852020, 4044621, 5392828, 5778030, 6741035, 8089242, 11556060, 13482070, 16178484, 20223105, 26964140, 40446210, 80892420]

約数ペア:

[(1, 80892420), (2, 40446210), (3, 26964140), (4, 20223105), (5, 16178484), (6, 13482070), (7, 11556060), (10, 8089242), (12, 6741035), (14, 5778030), (15, 5392828), (20, 4044621), (21, 3852020), (28, 2889015), (30, 2696414), (35, 2311212), (42, 1926010), (60, 1348207), (70, 1155606), (84, 963005), (105, 770404), (140, 577803), (210, 385202), (420, 192601)]