26760040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 69984000

約数和(自身を除く): 43223960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 29, 34, 40, 46, 58, 59, 68, 85, 92, 115, 116, 118, 136, 145, 170, 184, 230, 232, 236, 290, 295, 340, 391, 460, 472, 493, 580, 590, 667, 680, 782, 920, 986, 1003, 1160, 1180, 1334, 1357, 1564, 1711, 1955, 1972, 2006, 2360, 2465, 2668, 2714, 3128, 3335, 3422, 3910, 3944, 4012, 4930, 5015, 5336, 5428, 6670, 6785, 6844, 7820, 8024, 8555, 9860, 10030, 10856, 11339, 13340, 13570, 13688, 15640, 17110, 19720, 20060, 22678, 23069, 26680, 27140, 29087, 34220, 39353, 40120, 45356, 46138, 54280, 56695, 58174, 68440, 78706, 90712, 92276, 113390, 115345, 116348, 145435, 157412, 184552, 196765, 226780, 230690, 232696, 290870, 314824, 393530, 453560, 461380, 581740, 669001, 787060, 922760, 1163480, 1338002, 1574120, 2676004, 3345005, 5352008, 6690010, 13380020, 26760040]

約数ペア:

[(1, 26760040), (2, 13380020), (4, 6690010), (5, 5352008), (8, 3345005), (10, 2676004), (17, 1574120), (20, 1338002), (23, 1163480), (29, 922760), (34, 787060), (40, 669001), (46, 581740), (58, 461380), (59, 453560), (68, 393530), (85, 314824), (92, 290870), (115, 232696), (116, 230690), (118, 226780), (136, 196765), (145, 184552), (170, 157412), (184, 145435), (230, 116348), (232, 115345), (236, 113390), (290, 92276), (295, 90712), (340, 78706), (391, 68440), (460, 58174), (472, 56695), (493, 54280), (580, 46138), (590, 45356), (667, 40120), (680, 39353), (782, 34220), (920, 29087), (986, 27140), (1003, 26680), (1160, 23069), (1180, 22678), (1334, 20060), (1357, 19720), (1564, 17110), (1711, 15640), (1955, 13688), (1972, 13570), (2006, 13340), (2360, 11339), (2465, 10856), (2668, 10030), (2714, 9860), (3128, 8555), (3335, 8024), (3422, 7820), (3910, 6844), (3944, 6785), (4012, 6670), (4930, 5428), (5015, 5336)]