1905040

素因数分解:

$2^4\times 5^1\times {\mathrm{23813}}^1$

素因数の和:23826

約数の個数: 20

約数和(自身を含む): 4429404

約数和(自身を除く): 2524364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23813, 47626, 95252, 119065, 190504, 238130, 381008, 476260, 952520, 1905040]

約数ペア:

[(1, 1905040), (2, 952520), (4, 476260), (5, 381008), (8, 238130), (10, 190504), (16, 119065), (20, 95252), (40, 47626), (80, 23813)]