40320176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193847}}^1$

素因数の和:193868

約数の個数: 20

約数和(自身を含む): 84130032

約数和(自身を除く): 43809856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 193847, 387694, 775388, 1550776, 2520011, 3101552, 5040022, 10080044, 20160088, 40320176]

約数ペア:

[(1, 40320176), (2, 20160088), (4, 10080044), (8, 5040022), (13, 3101552), (16, 2520011), (26, 1550776), (52, 775388), (104, 387694), (208, 193847)]