200358520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{217781}}^1$

素因数の和:217815

約数の個数: 32

約数和(自身を含む): 470409120

約数和(自身を除く): 270050600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 217781, 435562, 871124, 1088905, 1742248, 2177810, 4355620, 5008963, 8711240, 10017926, 20035852, 25044815, 40071704, 50089630, 100179260, 200358520]

約数ペア:

[(1, 200358520), (2, 100179260), (4, 50089630), (5, 40071704), (8, 25044815), (10, 20035852), (20, 10017926), (23, 8711240), (40, 5008963), (46, 4355620), (92, 2177810), (115, 1742248), (184, 1088905), (230, 871124), (460, 435562), (920, 217781)]