27803440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 74638080

約数和(自身を除く): 46834640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 379, 524, 560, 655, 758, 917, 1048, 1310, 1516, 1834, 1895, 2096, 2620, 2653, 3032, 3668, 3790, 4585, 5240, 5306, 6064, 7336, 7580, 9170, 10480, 10612, 13265, 14672, 15160, 18340, 21224, 26530, 30320, 36680, 42448, 49649, 53060, 73360, 99298, 106120, 198596, 212240, 248245, 347543, 397192, 496490, 695086, 794384, 992980, 1390172, 1737715, 1985960, 2780344, 3475430, 3971920, 5560688, 6950860, 13901720, 27803440]

約数ペア:

[(1, 27803440), (2, 13901720), (4, 6950860), (5, 5560688), (7, 3971920), (8, 3475430), (10, 2780344), (14, 1985960), (16, 1737715), (20, 1390172), (28, 992980), (35, 794384), (40, 695086), (56, 496490), (70, 397192), (80, 347543), (112, 248245), (131, 212240), (140, 198596), (262, 106120), (280, 99298), (379, 73360), (524, 53060), (560, 49649), (655, 42448), (758, 36680), (917, 30320), (1048, 26530), (1310, 21224), (1516, 18340), (1834, 15160), (1895, 14672), (2096, 13265), (2620, 10612), (2653, 10480), (3032, 9170), (3668, 7580), (3790, 7336), (4585, 6064), (5240, 5306)]