2021047730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{5927}}^1$

素因数の和:6051

約数の個数: 64

約数和(自身を含む): 4075239168

約数和(自身を除く): 2054191438

約数列:

[1, 2, 5, 10, 13, 26, 43, 61, 65, 86, 122, 130, 215, 305, 430, 559, 610, 793, 1118, 1586, 2623, 2795, 3965, 5246, 5590, 5927, 7930, 11854, 13115, 26230, 29635, 34099, 59270, 68198, 77051, 154102, 170495, 254861, 340990, 361547, 385255, 509722, 723094, 770510, 1274305, 1807735, 2548610, 3313193, 3615470, 4700111, 6626386, 9400222, 15546521, 16565965, 23500555, 31093042, 33131930, 47001110, 77732605, 155465210, 202104773, 404209546, 1010523865, 2021047730]

約数ペア:

[(1, 2021047730), (2, 1010523865), (5, 404209546), (10, 202104773), (13, 155465210), (26, 77732605), (43, 47001110), (61, 33131930), (65, 31093042), (86, 23500555), (122, 16565965), (130, 15546521), (215, 9400222), (305, 6626386), (430, 4700111), (559, 3615470), (610, 3313193), (793, 2548610), (1118, 1807735), (1586, 1274305), (2623, 770510), (2795, 723094), (3965, 509722), (5246, 385255), (5590, 361547), (5927, 340990), (7930, 254861), (11854, 170495), (13115, 154102), (26230, 77051), (29635, 68198), (34099, 59270)]