138960140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{3307}}^1$

素因数の和:3518

約数の個数: 48

約数和(自身を含む): 320108544

約数和(自身を除く): 181148404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1910, 2101, 3307, 3820, 4202, 6614, 8404, 10505, 13228, 16535, 21010, 33070, 36377, 42020, 66140, 72754, 145508, 181885, 363770, 631637, 727540, 1263274, 2526548, 3158185, 6316370, 6948007, 12632740, 13896014, 27792028, 34740035, 69480070, 138960140]

約数ペア:

[(1, 138960140), (2, 69480070), (4, 34740035), (5, 27792028), (10, 13896014), (11, 12632740), (20, 6948007), (22, 6316370), (44, 3158185), (55, 2526548), (110, 1263274), (191, 727540), (220, 631637), (382, 363770), (764, 181885), (955, 145508), (1910, 72754), (2101, 66140), (3307, 42020), (3820, 36377), (4202, 33070), (6614, 21010), (8404, 16535), (10505, 13228)]