885820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3407}}^1$

素因数の和:3429

約数の個数: 24

約数和(自身を含む): 2003904

約数和(自身を除く): 1118084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3407, 6814, 13628, 17035, 34070, 44291, 68140, 88582, 177164, 221455, 442910, 885820]

約数ペア:

[(1, 885820), (2, 442910), (4, 221455), (5, 177164), (10, 88582), (13, 68140), (20, 44291), (26, 34070), (52, 17035), (65, 13628), (130, 6814), (260, 3407)]