86526380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2089}}^1$

素因数の和:2226

約数の個数: 48

約数和(自身を含む): 193116000

約数和(自身を除く): 106589620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2089, 2180, 4142, 4178, 8284, 8356, 10355, 10445, 20710, 20890, 39691, 41420, 41780, 79382, 158764, 198455, 227701, 396910, 455402, 793820, 910804, 1138505, 2277010, 4326319, 4554020, 8652638, 17305276, 21631595, 43263190, 86526380]

約数ペア:

[(1, 86526380), (2, 43263190), (4, 21631595), (5, 17305276), (10, 8652638), (19, 4554020), (20, 4326319), (38, 2277010), (76, 1138505), (95, 910804), (109, 793820), (190, 455402), (218, 396910), (380, 227701), (436, 198455), (545, 158764), (1090, 79382), (2071, 41780), (2089, 41420), (2180, 39691), (4142, 20890), (4178, 20710), (8284, 10445), (8356, 10355)]