238438420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{2351}}^1$

素因数の和:2832

約数の個数: 48

約数和(自身を含む): 547658496

約数和(自身を除く): 309220076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 461, 922, 1844, 2305, 2351, 4610, 4702, 5071, 9220, 9404, 10142, 11755, 20284, 23510, 25355, 25861, 47020, 50710, 51722, 101420, 103444, 129305, 258610, 517220, 1083811, 2167622, 4335244, 5419055, 10838110, 11921921, 21676220, 23843842, 47687684, 59609605, 119219210, 238438420]

約数ペア:

[(1, 238438420), (2, 119219210), (4, 59609605), (5, 47687684), (10, 23843842), (11, 21676220), (20, 11921921), (22, 10838110), (44, 5419055), (55, 4335244), (110, 2167622), (220, 1083811), (461, 517220), (922, 258610), (1844, 129305), (2305, 103444), (2351, 101420), (4610, 51722), (4702, 50710), (5071, 47020), (9220, 25861), (9404, 25355), (10142, 23510), (11755, 20284)]