392184820

素因数分解:

$2^2\times 5^1\times {\mathrm{1613}}^1\times {\mathrm{12157}}^1$

素因数の和:13779

約数の個数: 24

約数和(自身を含む): 824166504

約数和(自身を除く): 431981684

約数列:

[1, 2, 4, 5, 10, 20, 1613, 3226, 6452, 8065, 12157, 16130, 24314, 32260, 48628, 60785, 121570, 243140, 19609241, 39218482, 78436964, 98046205, 196092410, 392184820]

約数ペア:

[(1, 392184820), (2, 196092410), (4, 98046205), (5, 78436964), (10, 39218482), (20, 19609241), (1613, 243140), (3226, 121570), (6452, 60785), (8065, 48628), (12157, 32260), (16130, 24314)]