12953800

素因数分解:

$2^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 30355200

約数和(自身を除く): 17401400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 239, 271, 478, 542, 956, 1084, 1195, 1355, 1912, 2168, 2390, 2710, 4780, 5420, 5975, 6775, 9560, 10840, 11950, 13550, 23900, 27100, 47800, 54200, 64769, 129538, 259076, 323845, 518152, 647690, 1295380, 1619225, 2590760, 3238450, 6476900, 12953800]

約数ペア:

[(1, 12953800), (2, 6476900), (4, 3238450), (5, 2590760), (8, 1619225), (10, 1295380), (20, 647690), (25, 518152), (40, 323845), (50, 259076), (100, 129538), (200, 64769), (239, 54200), (271, 47800), (478, 27100), (542, 23900), (956, 13550), (1084, 11950), (1195, 10840), (1355, 9560), (1912, 6775), (2168, 5975), (2390, 5420), (2710, 4780)]