30251210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 62512128

約数和(自身を除く): 32260918

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 230, 242, 253, 506, 605, 1087, 1210, 1265, 2174, 2530, 2783, 5435, 5566, 10870, 11957, 13915, 23914, 25001, 27830, 50002, 59785, 119570, 125005, 131527, 250010, 263054, 275011, 550022, 657635, 1315270, 1375055, 2750110, 3025121, 6050242, 15125605, 30251210]

約数ペア:

[(1, 30251210), (2, 15125605), (5, 6050242), (10, 3025121), (11, 2750110), (22, 1375055), (23, 1315270), (46, 657635), (55, 550022), (110, 275011), (115, 263054), (121, 250010), (230, 131527), (242, 125005), (253, 119570), (506, 59785), (605, 50002), (1087, 27830), (1210, 25001), (1265, 23914), (2174, 13915), (2530, 11957), (2783, 10870), (5435, 5566)]