2019980880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2805529}}^1$

素因数の和:2805548

約数の個数: 60

約数和(自身を含む): 6783771540

約数和(自身を除く): 4763790660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2805529, 5611058, 8416587, 11222116, 14027645, 16833174, 22444232, 25249761, 28055290, 33666348, 42082935, 44888464, 50499522, 56110580, 67332696, 84165870, 100999044, 112221160, 126248805, 134665392, 168331740, 201998088, 224442320, 252497610, 336663480, 403996176, 504995220, 673326960, 1009990440, 2019980880]

約数ペア:

[(1, 2019980880), (2, 1009990440), (3, 673326960), (4, 504995220), (5, 403996176), (6, 336663480), (8, 252497610), (9, 224442320), (10, 201998088), (12, 168331740), (15, 134665392), (16, 126248805), (18, 112221160), (20, 100999044), (24, 84165870), (30, 67332696), (36, 56110580), (40, 50499522), (45, 44888464), (48, 42082935), (60, 33666348), (72, 28055290), (80, 25249761), (90, 22444232), (120, 16833174), (144, 14027645), (180, 11222116), (240, 8416587), (360, 5611058), (720, 2805529)]