159778940

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{14767}}^1$

素因数の和:15317

約数の個数: 24

約数和(自身を含む): 336178752

約数和(自身を除く): 176399812

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 14767, 29534, 59068, 73835, 147670, 295340, 7988947, 15977894, 31955788, 39944735, 79889470, 159778940]

約数ペア:

[(1, 159778940), (2, 79889470), (4, 39944735), (5, 31955788), (10, 15977894), (20, 7988947), (541, 295340), (1082, 147670), (2164, 73835), (2705, 59068), (5410, 29534), (10820, 14767)]