210324280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{142111}}^1$

素因数の和:142159

約数の個数: 32

約数和(自身を含む): 486023040

約数和(自身を除く): 275698760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 142111, 284222, 568444, 710555, 1136888, 1421110, 2842220, 5258107, 5684440, 10516214, 21032428, 26290535, 42064856, 52581070, 105162140, 210324280]

約数ペア:

[(1, 210324280), (2, 105162140), (4, 52581070), (5, 42064856), (8, 26290535), (10, 21032428), (20, 10516214), (37, 5684440), (40, 5258107), (74, 2842220), (148, 1421110), (185, 1136888), (296, 710555), (370, 568444), (740, 284222), (1480, 142111)]