20442070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2239}}^1$

素因数の和:2340

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20200490

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2239, 4478, 4565, 9130, 11195, 22390, 24629, 49258, 123145, 185837, 246290, 371674, 929185, 1858370, 2044207, 4088414, 10221035, 20442070]

約数ペア:

[(1, 20442070), (2, 10221035), (5, 4088414), (10, 2044207), (11, 1858370), (22, 929185), (55, 371674), (83, 246290), (110, 185837), (166, 123145), (415, 49258), (830, 24629), (913, 22390), (1826, 11195), (2239, 9130), (4478, 4565)]