16908760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{463}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 42094080

約数和(自身を除く): 25185320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 463, 664, 830, 913, 926, 1660, 1826, 1852, 2315, 3320, 3652, 3704, 4565, 4630, 5093, 7304, 9130, 9260, 10186, 18260, 18520, 20372, 25465, 36520, 38429, 40744, 50930, 76858, 101860, 153716, 192145, 203720, 307432, 384290, 422719, 768580, 845438, 1537160, 1690876, 2113595, 3381752, 4227190, 8454380, 16908760]

約数ペア:

[(1, 16908760), (2, 8454380), (4, 4227190), (5, 3381752), (8, 2113595), (10, 1690876), (11, 1537160), (20, 845438), (22, 768580), (40, 422719), (44, 384290), (55, 307432), (83, 203720), (88, 192145), (110, 153716), (166, 101860), (220, 76858), (332, 50930), (415, 40744), (440, 38429), (463, 36520), (664, 25465), (830, 20372), (913, 18520), (926, 18260), (1660, 10186), (1826, 9260), (1852, 9130), (2315, 7304), (3320, 5093), (3652, 4630), (3704, 4565)]