394865260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{1291}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 852378912

約数和(自身を除く): 457513652

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 373, 410, 746, 820, 1291, 1492, 1865, 2582, 3730, 5164, 6455, 7460, 12910, 15293, 25820, 30586, 52931, 61172, 76465, 105862, 152930, 211724, 264655, 305860, 481543, 529310, 963086, 1058620, 1926172, 2407715, 4815430, 9630860, 19743263, 39486526, 78973052, 98716315, 197432630, 394865260]

約数ペア:

[(1, 394865260), (2, 197432630), (4, 98716315), (5, 78973052), (10, 39486526), (20, 19743263), (41, 9630860), (82, 4815430), (164, 2407715), (205, 1926172), (373, 1058620), (410, 963086), (746, 529310), (820, 481543), (1291, 305860), (1492, 264655), (1865, 211724), (2582, 152930), (3730, 105862), (5164, 76465), (6455, 61172), (7460, 52931), (12910, 30586), (15293, 25820)]