42842960

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5521}}^1$

素因数の和:5631

約数の個数: 40

約数和(自身を含む): 100655016

約数和(自身を除く): 57812056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 5521, 7760, 11042, 22084, 27605, 44168, 55210, 88336, 110420, 220840, 441680, 535537, 1071074, 2142148, 2677685, 4284296, 5355370, 8568592, 10710740, 21421480, 42842960]

約数ペア:

[(1, 42842960), (2, 21421480), (4, 10710740), (5, 8568592), (8, 5355370), (10, 4284296), (16, 2677685), (20, 2142148), (40, 1071074), (80, 535537), (97, 441680), (194, 220840), (388, 110420), (485, 88336), (776, 55210), (970, 44168), (1552, 27605), (1940, 22084), (3880, 11042), (5521, 7760)]