69540340

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{3187}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 146214432

約数和(自身を除く): 76674092

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 3187, 4364, 5455, 6374, 10910, 12748, 15935, 21820, 31870, 63740, 3477017, 6954034, 13908068, 17385085, 34770170, 69540340]

約数ペア:

[(1, 69540340), (2, 34770170), (4, 17385085), (5, 13908068), (10, 6954034), (20, 3477017), (1091, 63740), (2182, 31870), (3187, 21820), (4364, 15935), (5455, 12748), (6374, 10910)]