2693140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 6056316

約数和(自身を除く): 3363176

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 6052, 7565, 7921, 15130, 15842, 30260, 31684, 39605, 79210, 134657, 158420, 269314, 538628, 673285, 1346570, 2693140]

約数ペア:

[(1, 2693140), (2, 1346570), (4, 673285), (5, 538628), (10, 269314), (17, 158420), (20, 134657), (34, 79210), (68, 39605), (85, 31684), (89, 30260), (170, 15842), (178, 15130), (340, 7921), (356, 7565), (445, 6052), (890, 3026), (1513, 1780)]