27514420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 59684688

約数和(自身を除く): 32170268

約数列:

[1, 2, 4, 5, 10, 20, 53, 101, 106, 202, 212, 257, 265, 404, 505, 514, 530, 1010, 1028, 1060, 1285, 2020, 2570, 5140, 5353, 10706, 13621, 21412, 25957, 26765, 27242, 51914, 53530, 54484, 68105, 103828, 107060, 129785, 136210, 259570, 272420, 519140, 1375721, 2751442, 5502884, 6878605, 13757210, 27514420]

約数ペア:

[(1, 27514420), (2, 13757210), (4, 6878605), (5, 5502884), (10, 2751442), (20, 1375721), (53, 519140), (101, 272420), (106, 259570), (202, 136210), (212, 129785), (257, 107060), (265, 103828), (404, 68105), (505, 54484), (514, 53530), (530, 51914), (1010, 27242), (1028, 26765), (1060, 25957), (1285, 21412), (2020, 13621), (2570, 10706), (5140, 5353)]