420154404

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{393403}}^1$

素因数の和:393499

約数の個数: 24

約数和(自身を含む): 991378080

約数和(自身を除く): 571223676

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 393403, 786806, 1180209, 1573612, 2360418, 4720836, 35012867, 70025734, 105038601, 140051468, 210077202, 420154404]

約数ペア:

[(1, 420154404), (2, 210077202), (3, 140051468), (4, 105038601), (6, 70025734), (12, 35012867), (89, 4720836), (178, 2360418), (267, 1573612), (356, 1180209), (534, 786806), (1068, 393403)]