20309070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{241}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 49884912

約数和(自身を除く): 29575842

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 241, 265, 318, 482, 530, 723, 795, 1205, 1446, 1590, 2410, 2809, 3615, 5618, 7230, 8427, 12773, 14045, 16854, 25546, 28090, 38319, 42135, 63865, 76638, 84270, 127730, 191595, 383190, 676969, 1353938, 2030907, 3384845, 4061814, 6769690, 10154535, 20309070]

約数ペア:

[(1, 20309070), (2, 10154535), (3, 6769690), (5, 4061814), (6, 3384845), (10, 2030907), (15, 1353938), (30, 676969), (53, 383190), (106, 191595), (159, 127730), (241, 84270), (265, 76638), (318, 63865), (482, 42135), (530, 38319), (723, 28090), (795, 25546), (1205, 16854), (1446, 14045), (1590, 12773), (2410, 8427), (2809, 7230), (3615, 5618)]