685582130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{40543}}^1$

素因数の和:40658

約数の個数: 32

約数和(自身を含む): 1313625600

約数和(自身を除く): 628043470

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 16910, 40543, 81086, 202715, 405430, 770317, 1540634, 3608327, 3851585, 7216654, 7703170, 18041635, 36083270, 68558213, 137116426, 342791065, 685582130]

約数ペア:

[(1, 685582130), (2, 342791065), (5, 137116426), (10, 68558213), (19, 36083270), (38, 18041635), (89, 7703170), (95, 7216654), (178, 3851585), (190, 3608327), (445, 1540634), (890, 770317), (1691, 405430), (3382, 202715), (8455, 81086), (16910, 40543)]