2783293220

素因数分解:

$2^2\times 5^1\times {\mathrm{6521}}^1\times {\mathrm{21341}}^1$

素因数の和:27871

約数の個数: 24

約数和(自身を含む): 5846086008

約数和(自身を除く): 3062792788

約数列:

[1, 2, 4, 5, 10, 20, 6521, 13042, 21341, 26084, 32605, 42682, 65210, 85364, 106705, 130420, 213410, 426820, 139164661, 278329322, 556658644, 695823305, 1391646610, 2783293220]

約数ペア:

[(1, 2783293220), (2, 1391646610), (4, 695823305), (5, 556658644), (10, 278329322), (20, 139164661), (6521, 426820), (13042, 213410), (21341, 130420), (26084, 106705), (32605, 85364), (42682, 65210)]