2018156620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{52859}}^1$

素因数の和:52974

約数の個数: 48

約数和(自身を含む): 4475761920

約数和(自身を除く): 2457605300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1909, 3818, 7636, 9545, 19090, 38180, 52859, 105718, 211436, 264295, 528590, 1057180, 1215757, 2431514, 4387297, 4863028, 6078785, 8774594, 12157570, 17549188, 21936485, 24315140, 43872970, 87745940, 100907831, 201815662, 403631324, 504539155, 1009078310, 2018156620]

約数ペア:

[(1, 2018156620), (2, 1009078310), (4, 504539155), (5, 403631324), (10, 201815662), (20, 100907831), (23, 87745940), (46, 43872970), (83, 24315140), (92, 21936485), (115, 17549188), (166, 12157570), (230, 8774594), (332, 6078785), (415, 4863028), (460, 4387297), (830, 2431514), (1660, 1215757), (1909, 1057180), (3818, 528590), (7636, 264295), (9545, 211436), (19090, 105718), (38180, 52859)]