40881460

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28001}}^1$

素因数の和:28083

約数の個数: 24

約数和(自身を含む): 87030216

約数和(自身を除く): 46148756

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 28001, 56002, 112004, 140005, 280010, 560020, 2044073, 4088146, 8176292, 10220365, 20440730, 40881460]

約数ペア:

[(1, 40881460), (2, 20440730), (4, 10220365), (5, 8176292), (10, 4088146), (20, 2044073), (73, 560020), (146, 280010), (292, 140005), (365, 112004), (730, 56002), (1460, 28001)]