21070032940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{12277}}^1$

素因数の和:12595

約数の個数: 96

約数和(自身を含む): 50123707200

約数和(自身を除く): 29053674260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 269, 290, 319, 538, 580, 638, 1076, 1276, 1345, 1595, 2690, 2959, 3190, 5380, 5918, 6380, 7801, 11836, 12277, 14795, 15602, 24554, 29590, 31204, 39005, 49108, 59180, 61385, 78010, 85811, 122770, 135047, 156020, 171622, 245540, 270094, 343244, 356033, 429055, 540188, 675235, 712066, 858110, 1350470, 1424132, 1716220, 1780165, 2700940, 3302513, 3560330, 3916363, 6605026, 7120660, 7832726, 13210052, 15665452, 16512565, 19581815, 33025130, 36327643, 39163630, 66050260, 72655286, 78327260, 95772877, 145310572, 181638215, 191545754, 363276430, 383091508, 478864385, 726552860, 957728770, 1053501647, 1915457540, 2107003294, 4214006588, 5267508235, 10535016470, 21070032940]

約数ペア:

[(1, 21070032940), (2, 10535016470), (4, 5267508235), (5, 4214006588), (10, 2107003294), (11, 1915457540), (20, 1053501647), (22, 957728770), (29, 726552860), (44, 478864385), (55, 383091508), (58, 363276430), (110, 191545754), (116, 181638215), (145, 145310572), (220, 95772877), (269, 78327260), (290, 72655286), (319, 66050260), (538, 39163630), (580, 36327643), (638, 33025130), (1076, 19581815), (1276, 16512565), (1345, 15665452), (1595, 13210052), (2690, 7832726), (2959, 7120660), (3190, 6605026), (5380, 3916363), (5918, 3560330), (6380, 3302513), (7801, 2700940), (11836, 1780165), (12277, 1716220), (14795, 1424132), (15602, 1350470), (24554, 858110), (29590, 712066), (31204, 675235), (39005, 540188), (49108, 429055), (59180, 356033), (61385, 343244), (78010, 270094), (85811, 245540), (122770, 171622), (135047, 156020)]