2019949420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 4427781120

約数和(自身を除く): 2407831700

約数列:

[1, 2, 4, 5, 10, 20, 73, 79, 83, 146, 158, 166, 211, 292, 316, 332, 365, 395, 415, 422, 730, 790, 830, 844, 1055, 1460, 1580, 1660, 2110, 4220, 5767, 6059, 6557, 11534, 12118, 13114, 15403, 16669, 17513, 23068, 24236, 26228, 28835, 30295, 30806, 32785, 33338, 35026, 57670, 60590, 61612, 65570, 66676, 70052, 77015, 83345, 87565, 115340, 121180, 131140, 154030, 166690, 175130, 308060, 333380, 350260, 478661, 957322, 1216837, 1278449, 1383527, 1914644, 2393305, 2433674, 2556898, 2767054, 4786610, 4867348, 5113796, 5534108, 6084185, 6392245, 6917635, 9573220, 12168370, 12784490, 13835270, 24336740, 25568980, 27670540, 100997471, 201994942, 403989884, 504987355, 1009974710, 2019949420]

約数ペア:

[(1, 2019949420), (2, 1009974710), (4, 504987355), (5, 403989884), (10, 201994942), (20, 100997471), (73, 27670540), (79, 25568980), (83, 24336740), (146, 13835270), (158, 12784490), (166, 12168370), (211, 9573220), (292, 6917635), (316, 6392245), (332, 6084185), (365, 5534108), (395, 5113796), (415, 4867348), (422, 4786610), (730, 2767054), (790, 2556898), (830, 2433674), (844, 2393305), (1055, 1914644), (1460, 1383527), (1580, 1278449), (1660, 1216837), (2110, 957322), (4220, 478661), (5767, 350260), (6059, 333380), (6557, 308060), (11534, 175130), (12118, 166690), (13114, 154030), (15403, 131140), (16669, 121180), (17513, 115340), (23068, 87565), (24236, 83345), (26228, 77015), (28835, 70052), (30295, 66676), (30806, 65570), (32785, 61612), (33338, 60590), (35026, 57670)]