1330451980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{719}}^1$

素因数の和:1399

約数の個数: 96

約数和(自身を含む): 3292047360

約数和(自身を除く): 1961595380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 647, 715, 719, 1294, 1430, 1438, 2588, 2860, 2876, 3235, 3595, 6470, 7117, 7190, 7909, 8411, 9347, 12940, 14234, 14380, 15818, 16822, 18694, 28468, 31636, 33644, 35585, 37388, 39545, 42055, 46735, 71170, 79090, 84110, 92521, 93470, 102817, 142340, 158180, 168220, 185042, 186940, 205634, 370084, 411268, 462605, 465193, 514085, 925210, 930386, 1028170, 1850420, 1860772, 2056340, 2325965, 4651930, 5117123, 6047509, 9303860, 10234246, 12095018, 20468492, 24190036, 25585615, 30237545, 51171230, 60475090, 66522599, 102342460, 120950180, 133045198, 266090396, 332612995, 665225990, 1330451980]

約数ペア:

[(1, 1330451980), (2, 665225990), (4, 332612995), (5, 266090396), (10, 133045198), (11, 120950180), (13, 102342460), (20, 66522599), (22, 60475090), (26, 51171230), (44, 30237545), (52, 25585615), (55, 24190036), (65, 20468492), (110, 12095018), (130, 10234246), (143, 9303860), (220, 6047509), (260, 5117123), (286, 4651930), (572, 2325965), (647, 2056340), (715, 1860772), (719, 1850420), (1294, 1028170), (1430, 930386), (1438, 925210), (2588, 514085), (2860, 465193), (2876, 462605), (3235, 411268), (3595, 370084), (6470, 205634), (7117, 186940), (7190, 185042), (7909, 168220), (8411, 158180), (9347, 142340), (12940, 102817), (14234, 93470), (14380, 92521), (15818, 84110), (16822, 79090), (18694, 71170), (28468, 46735), (31636, 42055), (33644, 39545), (35585, 37388)]