2020455

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 3566160

約数和(自身を除く): 1545705

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 761, 885, 2283, 2655, 3805, 6849, 11415, 34245, 44899, 134697, 224495, 404091, 673485, 2020455]

約数ペア:

[(1, 2020455), (3, 673485), (5, 404091), (9, 224495), (15, 134697), (45, 44899), (59, 34245), (177, 11415), (295, 6849), (531, 3805), (761, 2655), (885, 2283)]