40288716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2777}}^1$

素因数の和:2831

約数の個数: 72

約数和(自身を含む): 113253504

約数和(自身を除く): 72964788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 2777, 3627, 4836, 5554, 7254, 8331, 11108, 14508, 16662, 24993, 33324, 36101, 49986, 72202, 86087, 99972, 108303, 144404, 172174, 216606, 258261, 324909, 344348, 433212, 516522, 649818, 774783, 1033044, 1119131, 1299636, 1549566, 2238262, 3099132, 3357393, 4476524, 6714786, 10072179, 13429572, 20144358, 40288716]

約数ペア:

[(1, 40288716), (2, 20144358), (3, 13429572), (4, 10072179), (6, 6714786), (9, 4476524), (12, 3357393), (13, 3099132), (18, 2238262), (26, 1549566), (31, 1299636), (36, 1119131), (39, 1033044), (52, 774783), (62, 649818), (78, 516522), (93, 433212), (117, 344348), (124, 324909), (156, 258261), (186, 216606), (234, 172174), (279, 144404), (372, 108303), (403, 99972), (468, 86087), (558, 72202), (806, 49986), (1116, 36101), (1209, 33324), (1612, 24993), (2418, 16662), (2777, 14508), (3627, 11108), (4836, 8331), (5554, 7254)]