1242560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1$

素因数の和:381

約数の個数: 56

約数和(自身を含む): 3236976

約数和(自身を除く): 1994416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 353, 440, 704, 706, 880, 1412, 1760, 1765, 2824, 3520, 3530, 3883, 5648, 7060, 7766, 11296, 14120, 15532, 19415, 22592, 28240, 31064, 38830, 56480, 62128, 77660, 112960, 124256, 155320, 248512, 310640, 621280, 1242560]

約数ペア:

[(1, 1242560), (2, 621280), (4, 310640), (5, 248512), (8, 155320), (10, 124256), (11, 112960), (16, 77660), (20, 62128), (22, 56480), (32, 38830), (40, 31064), (44, 28240), (55, 22592), (64, 19415), (80, 15532), (88, 14120), (110, 11296), (160, 7766), (176, 7060), (220, 5648), (320, 3883), (352, 3530), (353, 3520), (440, 2824), (704, 1765), (706, 1760), (880, 1412)]