20050792720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{30893}}^1$

素因数の和:30993

約数の個数: 160

約数和(自身を含む): 57003137280

約数和(自身を除く): 36952344560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 61, 70, 76, 80, 95, 112, 122, 133, 140, 152, 190, 244, 266, 280, 304, 305, 380, 427, 488, 532, 560, 610, 665, 760, 854, 976, 1064, 1159, 1220, 1330, 1520, 1708, 2128, 2135, 2318, 2440, 2660, 3416, 4270, 4636, 4880, 5320, 5795, 6832, 8113, 8540, 9272, 10640, 11590, 16226, 17080, 18544, 23180, 30893, 32452, 34160, 40565, 46360, 61786, 64904, 81130, 92720, 123572, 129808, 154465, 162260, 216251, 247144, 308930, 324520, 432502, 494288, 586967, 617860, 649040, 865004, 1081255, 1173934, 1235720, 1730008, 1884473, 2162510, 2347868, 2471440, 2934835, 3460016, 3768946, 4108769, 4325020, 4695736, 5869670, 7537892, 8217538, 8650040, 9391472, 9422365, 11739340, 13191311, 15075784, 16435076, 17300080, 18844730, 20543845, 23478680, 26382622, 30151568, 32870152, 35804987, 37689460, 41087690, 46957360, 52765244, 65740304, 65956555, 71609974, 75378920, 82175380, 105530488, 131913110, 143219948, 150757840, 164350760, 179024935, 211060976, 250634909, 263826220, 286439896, 328701520, 358049870, 501269818, 527652440, 572879792, 716099740, 1002539636, 1055304880, 1253174545, 1432199480, 2005079272, 2506349090, 2864398960, 4010158544, 5012698180, 10025396360, 20050792720]

約数ペア:

[(1, 20050792720), (2, 10025396360), (4, 5012698180), (5, 4010158544), (7, 2864398960), (8, 2506349090), (10, 2005079272), (14, 1432199480), (16, 1253174545), (19, 1055304880), (20, 1002539636), (28, 716099740), (35, 572879792), (38, 527652440), (40, 501269818), (56, 358049870), (61, 328701520), (70, 286439896), (76, 263826220), (80, 250634909), (95, 211060976), (112, 179024935), (122, 164350760), (133, 150757840), (140, 143219948), (152, 131913110), (190, 105530488), (244, 82175380), (266, 75378920), (280, 71609974), (304, 65956555), (305, 65740304), (380, 52765244), (427, 46957360), (488, 41087690), (532, 37689460), (560, 35804987), (610, 32870152), (665, 30151568), (760, 26382622), (854, 23478680), (976, 20543845), (1064, 18844730), (1159, 17300080), (1220, 16435076), (1330, 15075784), (1520, 13191311), (1708, 11739340), (2128, 9422365), (2135, 9391472), (2318, 8650040), (2440, 8217538), (2660, 7537892), (3416, 5869670), (4270, 4695736), (4636, 4325020), (4880, 4108769), (5320, 3768946), (5795, 3460016), (6832, 2934835), (8113, 2471440), (8540, 2347868), (9272, 2162510), (10640, 1884473), (11590, 1730008), (16226, 1235720), (17080, 1173934), (18544, 1081255), (23180, 865004), (30893, 649040), (32452, 617860), (34160, 586967), (40565, 494288), (46360, 432502), (61786, 324520), (64904, 308930), (81130, 247144), (92720, 216251), (123572, 162260), (129808, 154465)]