30788828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 64512000

約数和(自身を除く): 33723172

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 217, 316, 434, 449, 553, 868, 898, 1106, 1796, 2212, 2449, 3143, 4898, 6286, 9796, 12572, 13919, 17143, 27838, 34286, 35471, 55676, 68572, 70942, 97433, 141884, 194866, 248297, 389732, 496594, 993188, 1099601, 2199202, 4398404, 7697207, 15394414, 30788828]

約数ペア:

[(1, 30788828), (2, 15394414), (4, 7697207), (7, 4398404), (14, 2199202), (28, 1099601), (31, 993188), (62, 496594), (79, 389732), (124, 248297), (158, 194866), (217, 141884), (316, 97433), (434, 70942), (449, 68572), (553, 55676), (868, 35471), (898, 34286), (1106, 27838), (1796, 17143), (2212, 13919), (2449, 12572), (3143, 9796), (4898, 6286)]