20054610010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{8539}}^1$

素因数の和:8875

約数の個数: 64

約数和(自身を含む): 38958796800

約数和(自身を除く): 18904186790

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 263, 470, 526, 893, 1315, 1786, 2630, 4465, 4997, 8539, 8930, 9994, 12361, 17078, 24722, 24985, 42695, 49970, 61805, 85390, 123610, 162241, 234859, 324482, 401333, 469718, 802666, 811205, 1174295, 1622410, 2006665, 2245757, 2348590, 4013330, 4491514, 7625327, 11228785, 15250654, 22457570, 38126635, 42669383, 76253270, 85338766, 105550579, 211101158, 213346915, 426693830, 527752895, 1055505790, 2005461001, 4010922002, 10027305005, 20054610010]

約数ペア:

[(1, 20054610010), (2, 10027305005), (5, 4010922002), (10, 2005461001), (19, 1055505790), (38, 527752895), (47, 426693830), (94, 213346915), (95, 211101158), (190, 105550579), (235, 85338766), (263, 76253270), (470, 42669383), (526, 38126635), (893, 22457570), (1315, 15250654), (1786, 11228785), (2630, 7625327), (4465, 4491514), (4997, 4013330), (8539, 2348590), (8930, 2245757), (9994, 2006665), (12361, 1622410), (17078, 1174295), (24722, 811205), (24985, 802666), (42695, 469718), (49970, 401333), (61805, 324482), (85390, 234859), (123610, 162241)]