491487910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1198751}}^1$

素因数の和:1198799

約数の個数: 16

約数和(自身を含む): 906256512

約数和(自身を除く): 414768602

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1198751, 2397502, 5993755, 11987510, 49148791, 98297582, 245743955, 491487910]

約数ペア:

[(1, 491487910), (2, 245743955), (5, 98297582), (10, 49148791), (41, 11987510), (82, 5993755), (205, 2397502), (410, 1198751)]