23387740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 50647968

約数和(自身を除く): 27260228

約数列:

[1, 2, 4, 5, 10, 20, 73, 83, 146, 166, 193, 292, 332, 365, 386, 415, 730, 772, 830, 965, 1460, 1660, 1930, 3860, 6059, 12118, 14089, 16019, 24236, 28178, 30295, 32038, 56356, 60590, 64076, 70445, 80095, 121180, 140890, 160190, 281780, 320380, 1169387, 2338774, 4677548, 5846935, 11693870, 23387740]

約数ペア:

[(1, 23387740), (2, 11693870), (4, 5846935), (5, 4677548), (10, 2338774), (20, 1169387), (73, 320380), (83, 281780), (146, 160190), (166, 140890), (193, 121180), (292, 80095), (332, 70445), (365, 64076), (386, 60590), (415, 56356), (730, 32038), (772, 30295), (830, 28178), (965, 24236), (1460, 16019), (1660, 14089), (1930, 12118), (3860, 6059)]