20120370655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5273}}^1$

素因数の和:5377

約数の個数: 96

約数和(自身を含む): 32726477952

約数和(自身を除く): 12606107297

約数列:

[1, 5, 7, 11, 17, 35, 53, 55, 77, 85, 119, 121, 187, 265, 371, 385, 583, 595, 605, 847, 901, 935, 1309, 1855, 2057, 2915, 4081, 4235, 4505, 5273, 6307, 6413, 6545, 9911, 10285, 14399, 20405, 26365, 31535, 32065, 36911, 44891, 49555, 58003, 69377, 71995, 89641, 109021, 184555, 224455, 279469, 290015, 346885, 406021, 448205, 545105, 627487, 638033, 763147, 986051, 1397345, 1956283, 2030105, 3074159, 3137435, 3190165, 3815735, 4466231, 4750973, 4930255, 6902357, 9781415, 10846561, 15370795, 21519113, 22331155, 23754865, 33256811, 33815749, 34511785, 52260703, 54232805, 75925927, 107595565, 166284055, 169078745, 236710243, 261303515, 365824921, 379629635, 574867733, 1183551215, 1829124605, 2874338665, 4024074131, 20120370655]

約数ペア:

[(1, 20120370655), (5, 4024074131), (7, 2874338665), (11, 1829124605), (17, 1183551215), (35, 574867733), (53, 379629635), (55, 365824921), (77, 261303515), (85, 236710243), (119, 169078745), (121, 166284055), (187, 107595565), (265, 75925927), (371, 54232805), (385, 52260703), (583, 34511785), (595, 33815749), (605, 33256811), (847, 23754865), (901, 22331155), (935, 21519113), (1309, 15370795), (1855, 10846561), (2057, 9781415), (2915, 6902357), (4081, 4930255), (4235, 4750973), (4505, 4466231), (5273, 3815735), (6307, 3190165), (6413, 3137435), (6545, 3074159), (9911, 2030105), (10285, 1956283), (14399, 1397345), (20405, 986051), (26365, 763147), (31535, 638033), (32065, 627487), (36911, 545105), (44891, 448205), (49555, 406021), (58003, 346885), (69377, 290015), (71995, 279469), (89641, 224455), (109021, 184555)]