11872420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 28748160

約数和(自身を除く): 16875740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 619, 685, 959, 1238, 1370, 1918, 2476, 2740, 3095, 3836, 4333, 4795, 6190, 8666, 9590, 12380, 17332, 19180, 21665, 43330, 84803, 86660, 169606, 339212, 424015, 593621, 848030, 1187242, 1696060, 2374484, 2968105, 5936210, 11872420]

約数ペア:

[(1, 11872420), (2, 5936210), (4, 2968105), (5, 2374484), (7, 1696060), (10, 1187242), (14, 848030), (20, 593621), (28, 424015), (35, 339212), (70, 169606), (137, 86660), (140, 84803), (274, 43330), (548, 21665), (619, 19180), (685, 17332), (959, 12380), (1238, 9590), (1370, 8666), (1918, 6190), (2476, 4795), (2740, 4333), (3095, 3836)]