40474064

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{2281}}^1$

素因数の和:3398

約数の個数: 20

約数和(自身を含む): 78523620

約数和(自身を除く): 38049556

約数列:

[1, 2, 4, 8, 16, 1109, 2218, 2281, 4436, 4562, 8872, 9124, 17744, 18248, 36496, 2529629, 5059258, 10118516, 20237032, 40474064]

約数ペア:

[(1, 40474064), (2, 20237032), (4, 10118516), (8, 5059258), (16, 2529629), (1109, 36496), (2218, 18248), (2281, 17744), (4436, 9124), (4562, 8872)]