55917220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 122295600

約数和(自身を除く): 66378380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 229, 290, 421, 458, 580, 842, 916, 1145, 1684, 2105, 2290, 4210, 4580, 6641, 8420, 12209, 13282, 24418, 26564, 33205, 48836, 61045, 66410, 96409, 122090, 132820, 192818, 244180, 385636, 482045, 964090, 1928180, 2795861, 5591722, 11183444, 13979305, 27958610, 55917220]

約数ペア:

[(1, 55917220), (2, 27958610), (4, 13979305), (5, 11183444), (10, 5591722), (20, 2795861), (29, 1928180), (58, 964090), (116, 482045), (145, 385636), (229, 244180), (290, 192818), (421, 132820), (458, 122090), (580, 96409), (842, 66410), (916, 61045), (1145, 48836), (1684, 33205), (2105, 26564), (2290, 24418), (4210, 13282), (4580, 12209), (6641, 8420)]