20171180660

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:773

約数の個数: 96

約数和(自身を含む): 43392156192

約数和(自身を除く): 23220975532

約数列:

[1, 2, 4, 5, 10, 20, 101, 173, 197, 202, 293, 346, 394, 404, 505, 586, 692, 788, 865, 985, 1010, 1172, 1465, 1730, 1970, 2020, 2930, 3460, 3940, 5860, 17473, 19897, 29593, 34081, 34946, 39794, 50689, 57721, 59186, 68162, 69892, 79588, 87365, 99485, 101378, 115442, 118372, 136324, 147965, 170405, 174730, 198970, 202756, 230884, 253445, 288605, 295930, 340810, 349460, 397940, 506890, 577210, 591860, 681620, 1013780, 1154420, 3442181, 5119589, 5829821, 6884362, 9985733, 10239178, 11659642, 13768724, 17210905, 19971466, 20478356, 23319284, 25597945, 29149105, 34421810, 39942932, 49928665, 51195890, 58298210, 68843620, 99857330, 102391780, 116596420, 199714660, 1008559033, 2017118066, 4034236132, 5042795165, 10085590330, 20171180660]

約数ペア:

[(1, 20171180660), (2, 10085590330), (4, 5042795165), (5, 4034236132), (10, 2017118066), (20, 1008559033), (101, 199714660), (173, 116596420), (197, 102391780), (202, 99857330), (293, 68843620), (346, 58298210), (394, 51195890), (404, 49928665), (505, 39942932), (586, 34421810), (692, 29149105), (788, 25597945), (865, 23319284), (985, 20478356), (1010, 19971466), (1172, 17210905), (1465, 13768724), (1730, 11659642), (1970, 10239178), (2020, 9985733), (2930, 6884362), (3460, 5829821), (3940, 5119589), (5860, 3442181), (17473, 1154420), (19897, 1013780), (29593, 681620), (34081, 591860), (34946, 577210), (39794, 506890), (50689, 397940), (57721, 349460), (59186, 340810), (68162, 295930), (69892, 288605), (79588, 253445), (87365, 230884), (99485, 202756), (101378, 198970), (115442, 174730), (118372, 170405), (136324, 147965)]