1805522080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{490631}}^1$

素因数の和:490669

約数の個数: 48

約数和(自身を含む): 4451013504

約数和(自身を除く): 2645491424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 490631, 981262, 1962524, 2453155, 3925048, 4906310, 7850096, 9812620, 11284513, 15700192, 19625240, 22569026, 39250480, 45138052, 56422565, 78500960, 90276104, 112845130, 180552208, 225690260, 361104416, 451380520, 902761040, 1805522080]

約数ペア:

[(1, 1805522080), (2, 902761040), (4, 451380520), (5, 361104416), (8, 225690260), (10, 180552208), (16, 112845130), (20, 90276104), (23, 78500960), (32, 56422565), (40, 45138052), (46, 39250480), (80, 22569026), (92, 19625240), (115, 15700192), (160, 11284513), (184, 9812620), (230, 7850096), (368, 4906310), (460, 3925048), (736, 2453155), (920, 1962524), (1840, 981262), (3680, 490631)]