31239290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2014

約数の個数: 32

約数和(自身を含む): 59533056

約数和(自身を除く): 28293766

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 1913, 3266, 3826, 8165, 9565, 16330, 19130, 43999, 87998, 135823, 219995, 271646, 439990, 679115, 1358230, 3123929, 6247858, 15619645, 31239290]

約数ペア:

[(1, 31239290), (2, 15619645), (5, 6247858), (10, 3123929), (23, 1358230), (46, 679115), (71, 439990), (115, 271646), (142, 219995), (230, 135823), (355, 87998), (710, 43999), (1633, 19130), (1913, 16330), (3266, 9565), (3826, 8165)]