30201820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1283}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 69890688

約数和(自身を除く): 39688868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 1070, 1177, 1283, 2140, 2354, 2566, 4708, 5132, 5885, 6415, 11770, 12830, 14113, 23540, 25660, 28226, 56452, 70565, 137281, 141130, 274562, 282260, 549124, 686405, 1372810, 1510091, 2745620, 3020182, 6040364, 7550455, 15100910, 30201820]

約数ペア:

[(1, 30201820), (2, 15100910), (4, 7550455), (5, 6040364), (10, 3020182), (11, 2745620), (20, 1510091), (22, 1372810), (44, 686405), (55, 549124), (107, 282260), (110, 274562), (214, 141130), (220, 137281), (428, 70565), (535, 56452), (1070, 28226), (1177, 25660), (1283, 23540), (2140, 14113), (2354, 12830), (2566, 11770), (4708, 6415), (5132, 5885)]