12485060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 30167424

約数和(自身を除く): 17682364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 347, 514, 694, 1028, 1285, 1388, 1735, 1799, 2429, 2570, 3470, 3598, 4858, 5140, 6940, 7196, 8995, 9716, 12145, 17990, 24290, 35980, 48580, 89179, 178358, 356716, 445895, 624253, 891790, 1248506, 1783580, 2497012, 3121265, 6242530, 12485060]

約数ペア:

[(1, 12485060), (2, 6242530), (4, 3121265), (5, 2497012), (7, 1783580), (10, 1248506), (14, 891790), (20, 624253), (28, 445895), (35, 356716), (70, 178358), (140, 89179), (257, 48580), (347, 35980), (514, 24290), (694, 17990), (1028, 12145), (1285, 9716), (1388, 8995), (1735, 7196), (1799, 6940), (2429, 5140), (2570, 4858), (3470, 3598)]