173858260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{617}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 372624336

約数和(自身を除く): 198766076

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 193, 292, 365, 386, 617, 730, 772, 965, 1234, 1460, 1930, 2468, 3085, 3860, 6170, 12340, 14089, 28178, 45041, 56356, 70445, 90082, 119081, 140890, 180164, 225205, 238162, 281780, 450410, 476324, 595405, 900820, 1190810, 2381620, 8692913, 17385826, 34771652, 43464565, 86929130, 173858260]

約数ペア:

[(1, 173858260), (2, 86929130), (4, 43464565), (5, 34771652), (10, 17385826), (20, 8692913), (73, 2381620), (146, 1190810), (193, 900820), (292, 595405), (365, 476324), (386, 450410), (617, 281780), (730, 238162), (772, 225205), (965, 180164), (1234, 140890), (1460, 119081), (1930, 90082), (2468, 70445), (3085, 56356), (3860, 45041), (6170, 28178), (12340, 14089)]