30343460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1123}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 73266816

約数和(自身を除く): 42923356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1123, 1351, 1930, 2246, 2702, 3860, 4492, 5404, 5615, 6755, 7861, 11230, 13510, 15722, 22460, 27020, 31444, 39305, 78610, 157220, 216739, 433478, 866956, 1083695, 1517173, 2167390, 3034346, 4334780, 6068692, 7585865, 15171730, 30343460]

約数ペア:

[(1, 30343460), (2, 15171730), (4, 7585865), (5, 6068692), (7, 4334780), (10, 3034346), (14, 2167390), (20, 1517173), (28, 1083695), (35, 866956), (70, 433478), (140, 216739), (193, 157220), (386, 78610), (772, 39305), (965, 31444), (1123, 27020), (1351, 22460), (1930, 15722), (2246, 13510), (2702, 11230), (3860, 7861), (4492, 6755), (5404, 5615)]