202950820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{247501}}^1$

素因数の和:247551

約数の個数: 24

約数和(自身を含む): 436593528

約数和(自身を除く): 233642708

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 247501, 495002, 990004, 1237505, 2475010, 4950020, 10147541, 20295082, 40590164, 50737705, 101475410, 202950820]

約数ペア:

[(1, 202950820), (2, 101475410), (4, 50737705), (5, 40590164), (10, 20295082), (20, 10147541), (41, 4950020), (82, 2475010), (164, 1237505), (205, 990004), (410, 495002), (820, 247501)]