99972140

素因数分解:

$2^2\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{2269}}^1$

素因数の和:4481

約数の個数: 24

約数和(自身を含む): 210129360

約数和(自身を除く): 110157220

約数列:

[1, 2, 4, 5, 10, 20, 2203, 2269, 4406, 4538, 8812, 9076, 11015, 11345, 22030, 22690, 44060, 45380, 4998607, 9997214, 19994428, 24993035, 49986070, 99972140]

約数ペア:

[(1, 99972140), (2, 49986070), (4, 24993035), (5, 19994428), (10, 9997214), (20, 4998607), (2203, 45380), (2269, 44060), (4406, 22690), (4538, 22030), (8812, 11345), (9076, 11015)]