347907980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{13883}}^1$

素因数の和:14078

約数の個数: 48

約数和(自身を含む): 839704320

約数和(自身を除く): 491796340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 5012, 6265, 12530, 13883, 25060, 27766, 55532, 69415, 97181, 138830, 194362, 277660, 388724, 485905, 971810, 1943620, 2485057, 4970114, 9940228, 12425285, 17395399, 24850570, 34790798, 49701140, 69581596, 86976995, 173953990, 347907980]

約数ペア:

[(1, 347907980), (2, 173953990), (4, 86976995), (5, 69581596), (7, 49701140), (10, 34790798), (14, 24850570), (20, 17395399), (28, 12425285), (35, 9940228), (70, 4970114), (140, 2485057), (179, 1943620), (358, 971810), (716, 485905), (895, 388724), (1253, 277660), (1790, 194362), (2506, 138830), (3580, 97181), (5012, 69415), (6265, 55532), (12530, 27766), (13883, 25060)]