30353577980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{213247}}^1$

素因数の和:213914

約数の個数: 48

約数和(自身を含む): 69645090816

約数和(自身を除く): 39291512836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 647, 1294, 2588, 3235, 6470, 7117, 12940, 14234, 28468, 35585, 71170, 142340, 213247, 426494, 852988, 1066235, 2132470, 2345717, 4264940, 4691434, 9382868, 11728585, 23457170, 46914340, 137970809, 275941618, 551883236, 689854045, 1379708090, 1517678899, 2759416180, 3035357798, 6070715596, 7588394495, 15176788990, 30353577980]

約数ペア:

[(1, 30353577980), (2, 15176788990), (4, 7588394495), (5, 6070715596), (10, 3035357798), (11, 2759416180), (20, 1517678899), (22, 1379708090), (44, 689854045), (55, 551883236), (110, 275941618), (220, 137970809), (647, 46914340), (1294, 23457170), (2588, 11728585), (3235, 9382868), (6470, 4691434), (7117, 4264940), (12940, 2345717), (14234, 2132470), (28468, 1066235), (35585, 852988), (71170, 426494), (142340, 213247)]