855464260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{6737}}^1$

素因数の和:7660

約数の個数: 48

約数和(自身を含む): 2055682944

約数和(自身を除く): 1200218684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 907, 1814, 3628, 4535, 6349, 6737, 9070, 12698, 13474, 18140, 25396, 26948, 31745, 33685, 47159, 63490, 67370, 94318, 126980, 134740, 188636, 235795, 471590, 943180, 6110459, 12220918, 24441836, 30552295, 42773213, 61104590, 85546426, 122209180, 171092852, 213866065, 427732130, 855464260]

約数ペア:

[(1, 855464260), (2, 427732130), (4, 213866065), (5, 171092852), (7, 122209180), (10, 85546426), (14, 61104590), (20, 42773213), (28, 30552295), (35, 24441836), (70, 12220918), (140, 6110459), (907, 943180), (1814, 471590), (3628, 235795), (4535, 188636), (6349, 134740), (6737, 126980), (9070, 94318), (12698, 67370), (13474, 63490), (18140, 47159), (25396, 33685), (26948, 31745)]