40804003280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{10313}}^1$

素因数の和:10501

約数の個数: 120

約数和(自身を含む): 100865845512

約数和(自身を除く): 60061842232

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 137, 152, 190, 274, 304, 361, 380, 548, 685, 722, 760, 1096, 1370, 1444, 1520, 1805, 2192, 2603, 2740, 2888, 3610, 5206, 5480, 5776, 7220, 10313, 10412, 10960, 13015, 14440, 20626, 20824, 26030, 28880, 41252, 41648, 49457, 51565, 52060, 82504, 98914, 103130, 104120, 165008, 195947, 197828, 206260, 208240, 247285, 391894, 395656, 412520, 494570, 783788, 791312, 825040, 979735, 989140, 1412881, 1567576, 1959470, 1978280, 2825762, 3135152, 3722993, 3918940, 3956560, 5651524, 7064405, 7445986, 7837880, 11303048, 14128810, 14891972, 15675760, 18614965, 22606096, 26844739, 28257620, 29783944, 37229930, 53689478, 56515240, 59567888, 74459860, 107378956, 113030480, 134223695, 148919720, 214757912, 268447390, 297839440, 429515824, 510050041, 536894780, 1020100082, 1073789560, 2040200164, 2147579120, 2550250205, 4080400328, 5100500410, 8160800656, 10201000820, 20402001640, 40804003280]

約数ペア:

[(1, 40804003280), (2, 20402001640), (4, 10201000820), (5, 8160800656), (8, 5100500410), (10, 4080400328), (16, 2550250205), (19, 2147579120), (20, 2040200164), (38, 1073789560), (40, 1020100082), (76, 536894780), (80, 510050041), (95, 429515824), (137, 297839440), (152, 268447390), (190, 214757912), (274, 148919720), (304, 134223695), (361, 113030480), (380, 107378956), (548, 74459860), (685, 59567888), (722, 56515240), (760, 53689478), (1096, 37229930), (1370, 29783944), (1444, 28257620), (1520, 26844739), (1805, 22606096), (2192, 18614965), (2603, 15675760), (2740, 14891972), (2888, 14128810), (3610, 11303048), (5206, 7837880), (5480, 7445986), (5776, 7064405), (7220, 5651524), (10313, 3956560), (10412, 3918940), (10960, 3722993), (13015, 3135152), (14440, 2825762), (20626, 1978280), (20824, 1959470), (26030, 1567576), (28880, 1412881), (41252, 989140), (41648, 979735), (49457, 825040), (51565, 791312), (52060, 783788), (82504, 494570), (98914, 412520), (103130, 395656), (104120, 391894), (165008, 247285), (195947, 208240), (197828, 206260)]