73211440

素因数分解:

$2^4\times 5^1\times {\mathrm{915143}}^1$

素因数の和:915156

約数の個数: 20

約数和(自身を含む): 170216784

約数和(自身を除く): 97005344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 915143, 1830286, 3660572, 4575715, 7321144, 9151430, 14642288, 18302860, 36605720, 73211440]

約数ペア:

[(1, 73211440), (2, 36605720), (4, 18302860), (5, 14642288), (8, 9151430), (10, 7321144), (16, 4575715), (20, 3660572), (40, 1830286), (80, 915143)]