1556164420

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{58901}}^1$

素因数の和:60231

約数の個数: 24

約数和(自身を含む): 3270474648

約数和(自身を除く): 1714310228

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 5284, 6605, 13210, 26420, 58901, 117802, 235604, 294505, 589010, 1178020, 77808221, 155616442, 311232884, 389041105, 778082210, 1556164420]

約数ペア:

[(1, 1556164420), (2, 778082210), (4, 389041105), (5, 311232884), (10, 155616442), (20, 77808221), (1321, 1178020), (2642, 589010), (5284, 294505), (6605, 235604), (13210, 117802), (26420, 58901)]