156789705860

素因数分解:

$2^2\times 5^1\times {\mathrm{40493}}^1\times {\mathrm{193601}}^1$

素因数の和:234103

約数の個数: 24

約数和(自身を含む): 329268214296

約数和(自身を除く): 172478508436

約数列:

[1, 2, 4, 5, 10, 20, 40493, 80986, 161972, 193601, 202465, 387202, 404930, 774404, 809860, 968005, 1936010, 3872020, 7839485293, 15678970586, 31357941172, 39197426465, 78394852930, 156789705860]

約数ペア:

[(1, 156789705860), (2, 78394852930), (4, 39197426465), (5, 31357941172), (10, 15678970586), (20, 7839485293), (40493, 3872020), (80986, 1936010), (161972, 968005), (193601, 809860), (202465, 774404), (387202, 404930)]