42842180

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 92123136

約数和(自身を除く): 49280956

約数列:

[1, 2, 4, 5, 10, 20, 101, 127, 167, 202, 254, 334, 404, 505, 508, 635, 668, 835, 1010, 1270, 1670, 2020, 2540, 3340, 12827, 16867, 21209, 25654, 33734, 42418, 51308, 64135, 67468, 84335, 84836, 106045, 128270, 168670, 212090, 256540, 337340, 424180, 2142109, 4284218, 8568436, 10710545, 21421090, 42842180]

約数ペア:

[(1, 42842180), (2, 21421090), (4, 10710545), (5, 8568436), (10, 4284218), (20, 2142109), (101, 424180), (127, 337340), (167, 256540), (202, 212090), (254, 168670), (334, 128270), (404, 106045), (505, 84836), (508, 84335), (635, 67468), (668, 64135), (835, 51308), (1010, 42418), (1270, 33734), (1670, 25654), (2020, 21209), (2540, 16867), (3340, 12827)]