18443592280

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1\times {\mathrm{6361}}^1$

素因数の和:6964

約数の個数: 64

約数和(自身を含む): 41844146400

約数和(自身を除く): 23400554120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 419, 692, 838, 865, 1384, 1676, 1730, 2095, 3352, 3460, 4190, 6361, 6920, 8380, 12722, 16760, 25444, 31805, 50888, 63610, 72487, 127220, 144974, 254440, 289948, 362435, 579896, 724870, 1100453, 1449740, 2200906, 2665259, 2899480, 4401812, 5330518, 5502265, 8803624, 10661036, 11004530, 13326295, 21322072, 22009060, 26652590, 44018120, 53305180, 106610360, 461089807, 922179614, 1844359228, 2305449035, 3688718456, 4610898070, 9221796140, 18443592280]

約数ペア:

[(1, 18443592280), (2, 9221796140), (4, 4610898070), (5, 3688718456), (8, 2305449035), (10, 1844359228), (20, 922179614), (40, 461089807), (173, 106610360), (346, 53305180), (419, 44018120), (692, 26652590), (838, 22009060), (865, 21322072), (1384, 13326295), (1676, 11004530), (1730, 10661036), (2095, 8803624), (3352, 5502265), (3460, 5330518), (4190, 4401812), (6361, 2899480), (6920, 2665259), (8380, 2200906), (12722, 1449740), (16760, 1100453), (25444, 724870), (31805, 579896), (50888, 362435), (63610, 289948), (72487, 254440), (127220, 144974)]