2000689852

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^2\times {\mathrm{107}}^2$

素因数の和:383

約数の個数: 54

約数和(自身を含む): 4090900632

約数和(自身を除く): 2090210780

約数列:

[1, 2, 4, 7, 14, 28, 79, 107, 158, 214, 316, 428, 553, 749, 1106, 1498, 2212, 2996, 6241, 8453, 11449, 12482, 16906, 22898, 24964, 33812, 43687, 45796, 59171, 80143, 87374, 118342, 160286, 174748, 236684, 320572, 667787, 904471, 1335574, 1808942, 2671148, 3617884, 4674509, 6331297, 9349018, 12662594, 18698036, 25325188, 71453209, 142906418, 285812836, 500172463, 1000344926, 2000689852]

約数ペア:

[(1, 2000689852), (2, 1000344926), (4, 500172463), (7, 285812836), (14, 142906418), (28, 71453209), (79, 25325188), (107, 18698036), (158, 12662594), (214, 9349018), (316, 6331297), (428, 4674509), (553, 3617884), (749, 2671148), (1106, 1808942), (1498, 1335574), (2212, 904471), (2996, 667787), (6241, 320572), (8453, 236684), (11449, 174748), (12482, 160286), (16906, 118342), (22898, 87374), (24964, 80143), (33812, 59171), (43687, 45796)]