2080202080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{62207}}^1$

素因数の和:62252

約数の個数: 96

約数和(自身を含む): 5643509760

約数和(自身を除く): 3563307680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 3040, 3344, 4180, 6688, 8360, 16720, 33440, 62207, 124414, 248828, 311035, 497656, 622070, 684277, 995312, 1181933, 1244140, 1368554, 1990624, 2363866, 2488280, 2737108, 3421385, 4727732, 4976560, 5474216, 5909665, 6842770, 9455464, 9953120, 10948432, 11819330, 13001263, 13685540, 18910928, 21896864, 23638660, 26002526, 27371080, 37821856, 47277320, 52005052, 54742160, 65006315, 94554640, 104010104, 109484320, 130012630, 189109280, 208020208, 260025260, 416040416, 520050520, 1040101040, 2080202080]

約数ペア:

[(1, 2080202080), (2, 1040101040), (4, 520050520), (5, 416040416), (8, 260025260), (10, 208020208), (11, 189109280), (16, 130012630), (19, 109484320), (20, 104010104), (22, 94554640), (32, 65006315), (38, 54742160), (40, 52005052), (44, 47277320), (55, 37821856), (76, 27371080), (80, 26002526), (88, 23638660), (95, 21896864), (110, 18910928), (152, 13685540), (160, 13001263), (176, 11819330), (190, 10948432), (209, 9953120), (220, 9455464), (304, 6842770), (352, 5909665), (380, 5474216), (418, 4976560), (440, 4727732), (608, 3421385), (760, 2737108), (836, 2488280), (880, 2363866), (1045, 1990624), (1520, 1368554), (1672, 1244140), (1760, 1181933), (2090, 995312), (3040, 684277), (3344, 622070), (4180, 497656), (6688, 311035), (8360, 248828), (16720, 124414), (33440, 62207)]