2020137720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{20809}}^1$

素因数の和:21632

約数の個数: 64

約数和(自身を含む): 6068196000

約数和(自身を除く): 4048058280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 809, 1618, 2427, 3236, 4045, 4854, 6472, 8090, 9708, 12135, 16180, 19416, 20809, 24270, 32360, 41618, 48540, 62427, 83236, 97080, 104045, 124854, 166472, 208090, 249708, 312135, 416180, 499416, 624270, 832360, 1248540, 2497080, 16834481, 33668962, 50503443, 67337924, 84172405, 101006886, 134675848, 168344810, 202013772, 252517215, 336689620, 404027544, 505034430, 673379240, 1010068860, 2020137720]

約数ペア:

[(1, 2020137720), (2, 1010068860), (3, 673379240), (4, 505034430), (5, 404027544), (6, 336689620), (8, 252517215), (10, 202013772), (12, 168344810), (15, 134675848), (20, 101006886), (24, 84172405), (30, 67337924), (40, 50503443), (60, 33668962), (120, 16834481), (809, 2497080), (1618, 1248540), (2427, 832360), (3236, 624270), (4045, 499416), (4854, 416180), (6472, 312135), (8090, 249708), (9708, 208090), (12135, 166472), (16180, 124854), (19416, 104045), (20809, 97080), (24270, 83236), (32360, 62427), (41618, 48540)]