71307940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1697}}^1$

素因数の和:1908

約数の個数: 48

約数和(自身を含む): 164312064

約数和(自身を除く): 93004124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 191, 220, 382, 764, 955, 1697, 1910, 2101, 3394, 3820, 4202, 6788, 8404, 8485, 10505, 16970, 18667, 21010, 33940, 37334, 42020, 74668, 93335, 186670, 324127, 373340, 648254, 1296508, 1620635, 3241270, 3565397, 6482540, 7130794, 14261588, 17826985, 35653970, 71307940]

約数ペア:

[(1, 71307940), (2, 35653970), (4, 17826985), (5, 14261588), (10, 7130794), (11, 6482540), (20, 3565397), (22, 3241270), (44, 1620635), (55, 1296508), (110, 648254), (191, 373340), (220, 324127), (382, 186670), (764, 93335), (955, 74668), (1697, 42020), (1910, 37334), (2101, 33940), (3394, 21010), (3820, 18667), (4202, 16970), (6788, 10505), (8404, 8485)]