220138370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{7673}}^1$

素因数の和:7850

約数の個数: 32

約数和(自身を含む): 419921280

約数和(自身を除く): 199782910

約数列:

[1, 2, 5, 10, 19, 38, 95, 151, 190, 302, 755, 1510, 2869, 5738, 7673, 14345, 15346, 28690, 38365, 76730, 145787, 291574, 728935, 1158623, 1457870, 2317246, 5793115, 11586230, 22013837, 44027674, 110069185, 220138370]

約数ペア:

[(1, 220138370), (2, 110069185), (5, 44027674), (10, 22013837), (19, 11586230), (38, 5793115), (95, 2317246), (151, 1457870), (190, 1158623), (302, 728935), (755, 291574), (1510, 145787), (2869, 76730), (5738, 38365), (7673, 28690), (14345, 15346)]