12732340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 15572300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 311, 356, 445, 460, 622, 890, 1244, 1555, 1780, 2047, 3110, 4094, 6220, 7153, 8188, 10235, 14306, 20470, 27679, 28612, 35765, 40940, 55358, 71530, 110716, 138395, 143060, 276790, 553580, 636617, 1273234, 2546468, 3183085, 6366170, 12732340]

約数ペア:

[(1, 12732340), (2, 6366170), (4, 3183085), (5, 2546468), (10, 1273234), (20, 636617), (23, 553580), (46, 276790), (89, 143060), (92, 138395), (115, 110716), (178, 71530), (230, 55358), (311, 40940), (356, 35765), (445, 28612), (460, 27679), (622, 20470), (890, 14306), (1244, 10235), (1555, 8188), (1780, 7153), (2047, 6220), (3110, 4094)]