1939025840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{6581}}^1$

素因数の和:6750

約数の個数: 80

約数和(自身を含む): 4701127680

約数和(自身を除く): 2762101840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 127, 145, 232, 254, 290, 464, 508, 580, 635, 1016, 1160, 1270, 2032, 2320, 2540, 3683, 5080, 6581, 7366, 10160, 13162, 14732, 18415, 26324, 29464, 32905, 36830, 52648, 58928, 65810, 73660, 105296, 131620, 147320, 190849, 263240, 294640, 381698, 526480, 763396, 835787, 954245, 1526792, 1671574, 1908490, 3053584, 3343148, 3816980, 4178935, 6686296, 7633960, 8357870, 13372592, 15267920, 16715740, 24237823, 33431480, 48475646, 66862960, 96951292, 121189115, 193902584, 242378230, 387805168, 484756460, 969512920, 1939025840]

約数ペア:

[(1, 1939025840), (2, 969512920), (4, 484756460), (5, 387805168), (8, 242378230), (10, 193902584), (16, 121189115), (20, 96951292), (29, 66862960), (40, 48475646), (58, 33431480), (80, 24237823), (116, 16715740), (127, 15267920), (145, 13372592), (232, 8357870), (254, 7633960), (290, 6686296), (464, 4178935), (508, 3816980), (580, 3343148), (635, 3053584), (1016, 1908490), (1160, 1671574), (1270, 1526792), (2032, 954245), (2320, 835787), (2540, 763396), (3683, 526480), (5080, 381698), (6581, 294640), (7366, 263240), (10160, 190849), (13162, 147320), (14732, 131620), (18415, 105296), (26324, 73660), (29464, 65810), (32905, 58928), (36830, 52648)]