520050520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{62207}}^1$

素因数の和:62248

約数の個数: 64

約数和(自身を含む): 1343692800

約数和(自身を除く): 823642280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 62207, 124414, 248828, 311035, 497656, 622070, 684277, 1181933, 1244140, 1368554, 2363866, 2488280, 2737108, 3421385, 4727732, 5474216, 5909665, 6842770, 9455464, 11819330, 13001263, 13685540, 23638660, 26002526, 27371080, 47277320, 52005052, 65006315, 104010104, 130012630, 260025260, 520050520]

約数ペア:

[(1, 520050520), (2, 260025260), (4, 130012630), (5, 104010104), (8, 65006315), (10, 52005052), (11, 47277320), (19, 27371080), (20, 26002526), (22, 23638660), (38, 13685540), (40, 13001263), (44, 11819330), (55, 9455464), (76, 6842770), (88, 5909665), (95, 5474216), (110, 4727732), (152, 3421385), (190, 2737108), (209, 2488280), (220, 2363866), (380, 1368554), (418, 1244140), (440, 1181933), (760, 684277), (836, 622070), (1045, 497656), (1672, 311035), (2090, 248828), (4180, 124414), (8360, 62207)]