20120463680

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{4339}}^1$

素因数の和:4736

約数の個数: 112

約数和(自身を含む): 49182893760

約数和(自身を除く): 29062430080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 337, 344, 430, 674, 688, 860, 1348, 1376, 1685, 1720, 2696, 2752, 3370, 3440, 4339, 5392, 6740, 6880, 8678, 10784, 13480, 13760, 14491, 17356, 21568, 21695, 26960, 28982, 34712, 43390, 53920, 57964, 69424, 72455, 86780, 107840, 115928, 138848, 144910, 173560, 186577, 231856, 277696, 289820, 347120, 373154, 463712, 579640, 694240, 746308, 927424, 932885, 1159280, 1388480, 1462243, 1492616, 1865770, 2318560, 2924486, 2985232, 3731540, 4637120, 5848972, 5970464, 7311215, 7463080, 11697944, 11940928, 14622430, 14926160, 23395888, 29244860, 29852320, 46791776, 58489720, 59704640, 62876449, 93583552, 116979440, 125752898, 233958880, 251505796, 314382245, 467917760, 503011592, 628764490, 1006023184, 1257528980, 2012046368, 2515057960, 4024092736, 5030115920, 10060231840, 20120463680]

約数ペア:

[(1, 20120463680), (2, 10060231840), (4, 5030115920), (5, 4024092736), (8, 2515057960), (10, 2012046368), (16, 1257528980), (20, 1006023184), (32, 628764490), (40, 503011592), (43, 467917760), (64, 314382245), (80, 251505796), (86, 233958880), (160, 125752898), (172, 116979440), (215, 93583552), (320, 62876449), (337, 59704640), (344, 58489720), (430, 46791776), (674, 29852320), (688, 29244860), (860, 23395888), (1348, 14926160), (1376, 14622430), (1685, 11940928), (1720, 11697944), (2696, 7463080), (2752, 7311215), (3370, 5970464), (3440, 5848972), (4339, 4637120), (5392, 3731540), (6740, 2985232), (6880, 2924486), (8678, 2318560), (10784, 1865770), (13480, 1492616), (13760, 1462243), (14491, 1388480), (17356, 1159280), (21568, 932885), (21695, 927424), (26960, 746308), (28982, 694240), (34712, 579640), (43390, 463712), (53920, 373154), (57964, 347120), (69424, 289820), (72455, 277696), (86780, 231856), (107840, 186577), (115928, 173560), (138848, 144910)]