140672740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541049}}^1$

素因数の和:541071

約数の個数: 24

約数和(自身を含む): 318137400

約数和(自身を除く): 177464660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 541049, 1082098, 2164196, 2705245, 5410490, 7033637, 10820980, 14067274, 28134548, 35168185, 70336370, 140672740]

約数ペア:

[(1, 140672740), (2, 70336370), (4, 35168185), (5, 28134548), (10, 14067274), (13, 10820980), (20, 7033637), (26, 5410490), (52, 2705245), (65, 2164196), (130, 1082098), (260, 541049)]