1389654860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6316613}}^1$

素因数の和:6316633

約数の個数: 24

約数和(自身を含む): 3183573456

約数和(自身を除く): 1793918596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6316613, 12633226, 25266452, 31583065, 63166130, 69482743, 126332260, 138965486, 277930972, 347413715, 694827430, 1389654860]

約数ペア:

[(1, 1389654860), (2, 694827430), (4, 347413715), (5, 277930972), (10, 138965486), (11, 126332260), (20, 69482743), (22, 63166130), (44, 31583065), (55, 25266452), (110, 12633226), (220, 6316613)]