199962220

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{28813}}^1$

素因数の和:29169

約数の個数: 24

約数和(自身を含む): 421145424

約数和(自身を除く): 221183204

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 28813, 57626, 115252, 144065, 288130, 576260, 9998111, 19996222, 39992444, 49990555, 99981110, 199962220]

約数ペア:

[(1, 199962220), (2, 99981110), (4, 49990555), (5, 39992444), (10, 19996222), (20, 9998111), (347, 576260), (694, 288130), (1388, 144065), (1735, 115252), (3470, 57626), (6940, 28813)]