40447120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72227}}^1$

素因数の和:72247

約数の個数: 40

約数和(自身を含む): 107475264

約数和(自身を除く): 67028144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72227, 144454, 288908, 361135, 505589, 577816, 722270, 1011178, 1155632, 1444540, 2022356, 2527945, 2889080, 4044712, 5055890, 5778160, 8089424, 10111780, 20223560, 40447120]

約数ペア:

[(1, 40447120), (2, 20223560), (4, 10111780), (5, 8089424), (7, 5778160), (8, 5055890), (10, 4044712), (14, 2889080), (16, 2527945), (20, 2022356), (28, 1444540), (35, 1155632), (40, 1011178), (56, 722270), (70, 577816), (80, 505589), (112, 361135), (140, 288908), (280, 144454), (560, 72227)]