13513060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 31207680

約数和(自身を除く): 17694620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 239, 257, 478, 514, 956, 1028, 1195, 1285, 2390, 2570, 2629, 2827, 4780, 5140, 5258, 5654, 10516, 11308, 13145, 14135, 26290, 28270, 52580, 56540, 61423, 122846, 245692, 307115, 614230, 675653, 1228460, 1351306, 2702612, 3378265, 6756530, 13513060]

約数ペア:

[(1, 13513060), (2, 6756530), (4, 3378265), (5, 2702612), (10, 1351306), (11, 1228460), (20, 675653), (22, 614230), (44, 307115), (55, 245692), (110, 122846), (220, 61423), (239, 56540), (257, 52580), (478, 28270), (514, 26290), (956, 14135), (1028, 13145), (1195, 11308), (1285, 10516), (2390, 5654), (2570, 5258), (2629, 5140), (2827, 4780)]