1396928320

素因数分解:

$2^6\times 5^1\times {\mathrm{4365401}}^1$

素因数の和:4365418

約数の個数: 28

約数和(自身を含む): 3326436324

約数和(自身を除く): 1929508004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 4365401, 8730802, 17461604, 21827005, 34923208, 43654010, 69846416, 87308020, 139692832, 174616040, 279385664, 349232080, 698464160, 1396928320]

約数ペア:

[(1, 1396928320), (2, 698464160), (4, 349232080), (5, 279385664), (8, 174616040), (10, 139692832), (16, 87308020), (20, 69846416), (32, 43654010), (40, 34923208), (64, 21827005), (80, 17461604), (160, 8730802), (320, 4365401)]