20170440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1363

約数の個数: 96

約数和(自身を含む): 67129920

約数和(自身を除く): 46959480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1303, 1548, 1720, 1935, 2580, 2606, 3096, 3870, 3909, 5160, 5212, 6515, 7740, 7818, 10424, 11727, 13030, 15480, 15636, 19545, 23454, 26060, 31272, 39090, 46908, 52120, 56029, 58635, 78180, 93816, 112058, 117270, 156360, 168087, 224116, 234540, 280145, 336174, 448232, 469080, 504261, 560290, 672348, 840435, 1008522, 1120580, 1344696, 1680870, 2017044, 2241160, 2521305, 3361740, 4034088, 5042610, 6723480, 10085220, 20170440]

約数ペア:

[(1, 20170440), (2, 10085220), (3, 6723480), (4, 5042610), (5, 4034088), (6, 3361740), (8, 2521305), (9, 2241160), (10, 2017044), (12, 1680870), (15, 1344696), (18, 1120580), (20, 1008522), (24, 840435), (30, 672348), (36, 560290), (40, 504261), (43, 469080), (45, 448232), (60, 336174), (72, 280145), (86, 234540), (90, 224116), (120, 168087), (129, 156360), (172, 117270), (180, 112058), (215, 93816), (258, 78180), (344, 58635), (360, 56029), (387, 52120), (430, 46908), (516, 39090), (645, 31272), (774, 26060), (860, 23454), (1032, 19545), (1290, 15636), (1303, 15480), (1548, 13030), (1720, 11727), (1935, 10424), (2580, 7818), (2606, 7740), (3096, 6515), (3870, 5212), (3909, 5160)]