202221520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109903}}^1$

素因数の和:109939

約数の個数: 40

約数和(自身を含む): 490611456

約数和(自身を除く): 288389936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 109903, 219806, 439612, 549515, 879224, 1099030, 1758448, 2198060, 2527769, 4396120, 5055538, 8792240, 10111076, 12638845, 20222152, 25277690, 40444304, 50555380, 101110760, 202221520]

約数ペア:

[(1, 202221520), (2, 101110760), (4, 50555380), (5, 40444304), (8, 25277690), (10, 20222152), (16, 12638845), (20, 10111076), (23, 8792240), (40, 5055538), (46, 4396120), (80, 2527769), (92, 2198060), (115, 1758448), (184, 1099030), (230, 879224), (368, 549515), (460, 439612), (920, 219806), (1840, 109903)]