22147280

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2855

約数の個数: 40

約数和(自身を含む): 52021224

約数和(自身を除く): 29873944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 2741, 4040, 5482, 8080, 10964, 13705, 21928, 27410, 43856, 54820, 109640, 219280, 276841, 553682, 1107364, 1384205, 2214728, 2768410, 4429456, 5536820, 11073640, 22147280]

約数ペア:

[(1, 22147280), (2, 11073640), (4, 5536820), (5, 4429456), (8, 2768410), (10, 2214728), (16, 1384205), (20, 1107364), (40, 553682), (80, 276841), (101, 219280), (202, 109640), (404, 54820), (505, 43856), (808, 27410), (1010, 21928), (1616, 13705), (2020, 10964), (2741, 8080), (4040, 5482)]