40268240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 102649680

約数和(自身を除く): 62381440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1021, 1160, 1360, 1972, 2042, 2320, 2465, 3944, 4084, 4930, 5105, 7888, 8168, 9860, 10210, 16336, 17357, 19720, 20420, 29609, 34714, 39440, 40840, 59218, 69428, 81680, 86785, 118436, 138856, 148045, 173570, 236872, 277712, 296090, 347140, 473744, 503353, 592180, 694280, 1006706, 1184360, 1388560, 2013412, 2368720, 2516765, 4026824, 5033530, 8053648, 10067060, 20134120, 40268240]

約数ペア:

[(1, 40268240), (2, 20134120), (4, 10067060), (5, 8053648), (8, 5033530), (10, 4026824), (16, 2516765), (17, 2368720), (20, 2013412), (29, 1388560), (34, 1184360), (40, 1006706), (58, 694280), (68, 592180), (80, 503353), (85, 473744), (116, 347140), (136, 296090), (145, 277712), (170, 236872), (232, 173570), (272, 148045), (290, 138856), (340, 118436), (464, 86785), (493, 81680), (580, 69428), (680, 59218), (986, 40840), (1021, 39440), (1160, 34714), (1360, 29609), (1972, 20420), (2042, 19720), (2320, 17357), (2465, 16336), (3944, 10210), (4084, 9860), (4930, 8168), (5105, 7888)]