2021660520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1531561}}^1$

素因数の和:1531586

約数の個数: 64

約数和(自身を含む): 6616347840

約数和(自身を除く): 4594687320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 1531561, 3063122, 4594683, 6126244, 7657805, 9189366, 12252488, 15315610, 16847171, 18378732, 22973415, 30631220, 33694342, 36757464, 45946830, 50541513, 61262440, 67388684, 84235855, 91893660, 101083026, 134777368, 168471710, 183787320, 202166052, 252707565, 336943420, 404332104, 505415130, 673886840, 1010830260, 2021660520]

約数ペア:

[(1, 2021660520), (2, 1010830260), (3, 673886840), (4, 505415130), (5, 404332104), (6, 336943420), (8, 252707565), (10, 202166052), (11, 183787320), (12, 168471710), (15, 134777368), (20, 101083026), (22, 91893660), (24, 84235855), (30, 67388684), (33, 61262440), (40, 50541513), (44, 45946830), (55, 36757464), (60, 33694342), (66, 30631220), (88, 22973415), (110, 18378732), (120, 16847171), (132, 15315610), (165, 12252488), (220, 9189366), (264, 7657805), (330, 6126244), (440, 4594683), (660, 3063122), (1320, 1531561)]