2018243320

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{135271}}^1$

素因数の和:135655

約数の個数: 32

約数和(自身を含む): 4553255520

約数和(自身を除く): 2535012200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920, 135271, 270542, 541084, 676355, 1082168, 1352710, 2705420, 5410840, 50456083, 100912166, 201824332, 252280415, 403648664, 504560830, 1009121660, 2018243320]

約数ペア:

[(1, 2018243320), (2, 1009121660), (4, 504560830), (5, 403648664), (8, 252280415), (10, 201824332), (20, 100912166), (40, 50456083), (373, 5410840), (746, 2705420), (1492, 1352710), (1865, 1082168), (2984, 676355), (3730, 541084), (7460, 270542), (14920, 135271)]