4930919890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2389}}^1\times {\mathrm{15877}}^1$

素因数の和:18286

約数の個数: 32

約数和(自身を含む): 9563001840

約数和(自身を除く): 4632081950

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2389, 4778, 11945, 15877, 23890, 31057, 31754, 62114, 79385, 155285, 158770, 206401, 310570, 412802, 1032005, 2064010, 37930153, 75860306, 189650765, 379301530, 493091989, 986183978, 2465459945, 4930919890]

約数ペア:

[(1, 4930919890), (2, 2465459945), (5, 986183978), (10, 493091989), (13, 379301530), (26, 189650765), (65, 75860306), (130, 37930153), (2389, 2064010), (4778, 1032005), (11945, 412802), (15877, 310570), (23890, 206401), (31057, 158770), (31754, 155285), (62114, 79385)]