53760520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2086

約数の個数: 64

約数和(自身を含む): 134187840

約数和(自身を除く): 80427320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2003, 2440, 2684, 3355, 4006, 5368, 6710, 8012, 10015, 13420, 16024, 20030, 22033, 26840, 40060, 44066, 80120, 88132, 110165, 122183, 176264, 220330, 244366, 440660, 488732, 610915, 881320, 977464, 1221830, 1344013, 2443660, 2688026, 4887320, 5376052, 6720065, 10752104, 13440130, 26880260, 53760520]

約数ペア:

[(1, 53760520), (2, 26880260), (4, 13440130), (5, 10752104), (8, 6720065), (10, 5376052), (11, 4887320), (20, 2688026), (22, 2443660), (40, 1344013), (44, 1221830), (55, 977464), (61, 881320), (88, 610915), (110, 488732), (122, 440660), (220, 244366), (244, 220330), (305, 176264), (440, 122183), (488, 110165), (610, 88132), (671, 80120), (1220, 44066), (1342, 40060), (2003, 26840), (2440, 22033), (2684, 20030), (3355, 16024), (4006, 13420), (5368, 10015), (6710, 8012)]