28844680

素因数分解:

$2^3\times 5^1\times {\mathrm{721117}}^1$

素因数の和:721128

約数の個数: 16

約数和(自身を含む): 64900620

約数和(自身を除く): 36055940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 721117, 1442234, 2884468, 3605585, 5768936, 7211170, 14422340, 28844680]

約数ペア:

[(1, 28844680), (2, 14422340), (4, 7211170), (5, 5768936), (8, 3605585), (10, 2884468), (20, 1442234), (40, 721117)]