40784161880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{101081}}^1$

素因数の和:101241

約数の個数: 128

約数和(自身を含む): 115281999360

約数和(自身を除く): 74497837480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 131, 140, 154, 220, 262, 280, 308, 385, 440, 524, 616, 655, 770, 917, 1048, 1310, 1441, 1540, 1834, 2620, 2882, 3080, 3668, 4585, 5240, 5764, 7205, 7336, 9170, 10087, 11528, 14410, 18340, 20174, 28820, 36680, 40348, 50435, 57640, 80696, 100870, 101081, 201740, 202162, 403480, 404324, 505405, 707567, 808648, 1010810, 1111891, 1415134, 2021620, 2223782, 2830268, 3537835, 4043240, 4447564, 5559455, 5660536, 7075670, 7783237, 8895128, 11118910, 13241611, 14151340, 15566474, 22237820, 26483222, 28302680, 31132948, 38916185, 44475640, 52966444, 62265896, 66208055, 77832370, 92691277, 105932888, 132416110, 145657721, 155664740, 185382554, 264832220, 291315442, 311329480, 370765108, 463456385, 529664440, 582630884, 728288605, 741530216, 926912770, 1019604047, 1165261768, 1456577210, 1853825540, 2039208094, 2913154420, 3707651080, 4078416188, 5098020235, 5826308840, 8156832376, 10196040470, 20392080940, 40784161880]

約数ペア:

[(1, 40784161880), (2, 20392080940), (4, 10196040470), (5, 8156832376), (7, 5826308840), (8, 5098020235), (10, 4078416188), (11, 3707651080), (14, 2913154420), (20, 2039208094), (22, 1853825540), (28, 1456577210), (35, 1165261768), (40, 1019604047), (44, 926912770), (55, 741530216), (56, 728288605), (70, 582630884), (77, 529664440), (88, 463456385), (110, 370765108), (131, 311329480), (140, 291315442), (154, 264832220), (220, 185382554), (262, 155664740), (280, 145657721), (308, 132416110), (385, 105932888), (440, 92691277), (524, 77832370), (616, 66208055), (655, 62265896), (770, 52966444), (917, 44475640), (1048, 38916185), (1310, 31132948), (1441, 28302680), (1540, 26483222), (1834, 22237820), (2620, 15566474), (2882, 14151340), (3080, 13241611), (3668, 11118910), (4585, 8895128), (5240, 7783237), (5764, 7075670), (7205, 5660536), (7336, 5559455), (9170, 4447564), (10087, 4043240), (11528, 3537835), (14410, 2830268), (18340, 2223782), (20174, 2021620), (28820, 1415134), (36680, 1111891), (40348, 1010810), (50435, 808648), (57640, 707567), (80696, 505405), (100870, 404324), (101081, 403480), (201740, 202162)]