201555440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109541}}^1$

素因数の和:109577

約数の個数: 40

約数和(自身を含む): 488995488

約数和(自身を除く): 287440048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 109541, 219082, 438164, 547705, 876328, 1095410, 1752656, 2190820, 2519443, 4381640, 5038886, 8763280, 10077772, 12597215, 20155544, 25194430, 40311088, 50388860, 100777720, 201555440]

約数ペア:

[(1, 201555440), (2, 100777720), (4, 50388860), (5, 40311088), (8, 25194430), (10, 20155544), (16, 12597215), (20, 10077772), (23, 8763280), (40, 5038886), (46, 4381640), (80, 2519443), (92, 2190820), (115, 1752656), (184, 1095410), (230, 876328), (368, 547705), (460, 438164), (920, 219082), (1840, 109541)]