11685980

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{947}}^1$

素因数の和:1573

約数の個数: 24

約数和(自身を含む): 24606288

約数和(自身を除く): 12920308

約数列:

[1, 2, 4, 5, 10, 20, 617, 947, 1234, 1894, 2468, 3085, 3788, 4735, 6170, 9470, 12340, 18940, 584299, 1168598, 2337196, 2921495, 5842990, 11685980]

約数ペア:

[(1, 11685980), (2, 5842990), (4, 2921495), (5, 2337196), (10, 1168598), (20, 584299), (617, 18940), (947, 12340), (1234, 9470), (1894, 6170), (2468, 4735), (3085, 3788)]