115580140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{444539}}^1$

素因数の和:444561

約数の個数: 24

約数和(自身を含む): 261389520

約数和(自身を除く): 145809380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 444539, 889078, 1778156, 2222695, 4445390, 5779007, 8890780, 11558014, 23116028, 28895035, 57790070, 115580140]

約数ペア:

[(1, 115580140), (2, 57790070), (4, 28895035), (5, 23116028), (10, 11558014), (13, 8890780), (20, 5779007), (26, 4445390), (52, 2222695), (65, 1778156), (130, 889078), (260, 444539)]