201723190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 408162240

約数和(自身を除く): 206439050

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 173, 190, 323, 346, 361, 646, 722, 865, 1615, 1730, 1805, 2941, 3230, 3287, 3610, 5882, 6137, 6574, 6859, 12274, 13718, 14705, 16435, 29410, 30685, 32870, 34295, 55879, 61370, 62453, 68590, 111758, 116603, 124906, 233206, 279395, 312265, 558790, 583015, 624530, 1061701, 1166030, 1186607, 2123402, 2373214, 5308505, 5933035, 10617010, 11866070, 20172319, 40344638, 100861595, 201723190]

約数ペア:

[(1, 201723190), (2, 100861595), (5, 40344638), (10, 20172319), (17, 11866070), (19, 10617010), (34, 5933035), (38, 5308505), (85, 2373214), (95, 2123402), (170, 1186607), (173, 1166030), (190, 1061701), (323, 624530), (346, 583015), (361, 558790), (646, 312265), (722, 279395), (865, 233206), (1615, 124906), (1730, 116603), (1805, 111758), (2941, 68590), (3230, 62453), (3287, 61370), (3610, 55879), (5882, 34295), (6137, 32870), (6574, 30685), (6859, 29410), (12274, 16435), (13718, 14705)]