56321320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6778

約数の個数: 64

約数和(自身を含む): 145540800

約数和(自身を除く): 89219480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 6737, 8360, 13474, 26948, 33685, 53896, 67370, 74107, 128003, 134740, 148214, 256006, 269480, 296428, 370535, 512012, 592856, 640015, 741070, 1024024, 1280030, 1408033, 1482140, 2560060, 2816066, 2964280, 5120120, 5632132, 7040165, 11264264, 14080330, 28160660, 56321320]

約数ペア:

[(1, 56321320), (2, 28160660), (4, 14080330), (5, 11264264), (8, 7040165), (10, 5632132), (11, 5120120), (19, 2964280), (20, 2816066), (22, 2560060), (38, 1482140), (40, 1408033), (44, 1280030), (55, 1024024), (76, 741070), (88, 640015), (95, 592856), (110, 512012), (152, 370535), (190, 296428), (209, 269480), (220, 256006), (380, 148214), (418, 134740), (440, 128003), (760, 74107), (836, 67370), (1045, 53896), (1672, 33685), (2090, 26948), (4180, 13474), (6737, 8360)]