57245140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{39209}}^1$

素因数の和:39291

約数の個数: 24

約数和(自身を含む): 121864680

約数和(自身を除く): 64619540

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 39209, 78418, 156836, 196045, 392090, 784180, 2862257, 5724514, 11449028, 14311285, 28622570, 57245140]

約数ペア:

[(1, 57245140), (2, 28622570), (4, 14311285), (5, 11449028), (10, 5724514), (20, 2862257), (73, 784180), (146, 392090), (292, 196045), (365, 156836), (730, 78418), (1460, 39209)]