408020812

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{1436693}}^1$

素因数の和:1436768

約数の個数: 12

約数和(自身を含む): 724093776

約数和(自身を除く): 316072964

約数列:

[1, 2, 4, 71, 142, 284, 1436693, 2873386, 5746772, 102005203, 204010406, 408020812]

約数ペア:

[(1, 408020812), (2, 204010406), (4, 102005203), (71, 5746772), (142, 2873386), (284, 1436693)]