145040560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{259001}}^1$

素因数の和:259021

約数の個数: 40

約数和(自身を含む): 385394976

約数和(自身を除く): 240354416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 259001, 518002, 1036004, 1295005, 1813007, 2072008, 2590010, 3626014, 4144016, 5180020, 7252028, 9065035, 10360040, 14504056, 18130070, 20720080, 29008112, 36260140, 72520280, 145040560]

約数ペア:

[(1, 145040560), (2, 72520280), (4, 36260140), (5, 29008112), (7, 20720080), (8, 18130070), (10, 14504056), (14, 10360040), (16, 9065035), (20, 7252028), (28, 5180020), (35, 4144016), (40, 3626014), (56, 2590010), (70, 2072008), (80, 1813007), (112, 1295005), (140, 1036004), (280, 518002), (560, 259001)]