208064440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11903}}^1$

素因数の和:11956

約数の個数: 64

約数和(自身を含む): 514252800

約数和(自身を除く): 306188360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 8740, 11903, 17480, 23806, 47612, 59515, 95224, 119030, 226157, 238060, 273769, 452314, 476120, 547538, 904628, 1095076, 1130785, 1368845, 1809256, 2190152, 2261570, 2737690, 4523140, 5201611, 5475380, 9046280, 10403222, 10950760, 20806444, 26008055, 41612888, 52016110, 104032220, 208064440]

約数ペア:

[(1, 208064440), (2, 104032220), (4, 52016110), (5, 41612888), (8, 26008055), (10, 20806444), (19, 10950760), (20, 10403222), (23, 9046280), (38, 5475380), (40, 5201611), (46, 4523140), (76, 2737690), (92, 2261570), (95, 2190152), (115, 1809256), (152, 1368845), (184, 1130785), (190, 1095076), (230, 904628), (380, 547538), (437, 476120), (460, 452314), (760, 273769), (874, 238060), (920, 226157), (1748, 119030), (2185, 95224), (3496, 59515), (4370, 47612), (8740, 23806), (11903, 17480)]