2016705680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{29009}}^1$

素因数の和:29112

約数の個数: 80

約数和(自身を含む): 5180025600

約数和(自身を除く): 3163319920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 632, 790, 869, 880, 1264, 1580, 1738, 3160, 3476, 4345, 6320, 6952, 8690, 13904, 17380, 29009, 34760, 58018, 69520, 116036, 145045, 232072, 290090, 319099, 464144, 580180, 638198, 1160360, 1276396, 1595495, 2291711, 2320720, 2552792, 3190990, 4583422, 5105584, 6381980, 9166844, 11458555, 12763960, 18333688, 22917110, 25208821, 25527920, 36667376, 45834220, 50417642, 91668440, 100835284, 126044105, 183336880, 201670568, 252088210, 403341136, 504176420, 1008352840, 2016705680]

約数ペア:

[(1, 2016705680), (2, 1008352840), (4, 504176420), (5, 403341136), (8, 252088210), (10, 201670568), (11, 183336880), (16, 126044105), (20, 100835284), (22, 91668440), (40, 50417642), (44, 45834220), (55, 36667376), (79, 25527920), (80, 25208821), (88, 22917110), (110, 18333688), (158, 12763960), (176, 11458555), (220, 9166844), (316, 6381980), (395, 5105584), (440, 4583422), (632, 3190990), (790, 2552792), (869, 2320720), (880, 2291711), (1264, 1595495), (1580, 1276396), (1738, 1160360), (3160, 638198), (3476, 580180), (4345, 464144), (6320, 319099), (6952, 290090), (8690, 232072), (13904, 145045), (17380, 116036), (29009, 69520), (34760, 58018)]