30874690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 70149888

約数和(自身を除く): 39275198

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 101, 110, 154, 202, 385, 397, 505, 707, 770, 794, 1010, 1111, 1414, 1985, 2222, 2779, 3535, 3970, 4367, 5555, 5558, 7070, 7777, 8734, 11110, 13895, 15554, 21835, 27790, 30569, 38885, 40097, 43670, 61138, 77770, 80194, 152845, 200485, 280679, 305690, 400970, 441067, 561358, 882134, 1403395, 2205335, 2806790, 3087469, 4410670, 6174938, 15437345, 30874690]

約数ペア:

[(1, 30874690), (2, 15437345), (5, 6174938), (7, 4410670), (10, 3087469), (11, 2806790), (14, 2205335), (22, 1403395), (35, 882134), (55, 561358), (70, 441067), (77, 400970), (101, 305690), (110, 280679), (154, 200485), (202, 152845), (385, 80194), (397, 77770), (505, 61138), (707, 43670), (770, 40097), (794, 38885), (1010, 30569), (1111, 27790), (1414, 21835), (1985, 15554), (2222, 13895), (2779, 11110), (3535, 8734), (3970, 7777), (4367, 7070), (5555, 5558)]