140987860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{542261}}^1$

素因数の和:542283

約数の個数: 24

約数和(自身を含む): 318850056

約数和(自身を除く): 177862196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 542261, 1084522, 2169044, 2711305, 5422610, 7049393, 10845220, 14098786, 28197572, 35246965, 70493930, 140987860]

約数ペア:

[(1, 140987860), (2, 70493930), (4, 35246965), (5, 28197572), (10, 14098786), (13, 10845220), (20, 7049393), (26, 5422610), (52, 2711305), (65, 2169044), (130, 1084522), (260, 542261)]