497425340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1\times {\mathrm{509}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 1057462560

約数和(自身を除く): 560037220

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 373, 509, 524, 655, 746, 1018, 1310, 1492, 1865, 2036, 2545, 2620, 3730, 5090, 7460, 10180, 48863, 66679, 97726, 133358, 189857, 195452, 244315, 266716, 333395, 379714, 488630, 666790, 759428, 949285, 977260, 1333580, 1898570, 3797140, 24871267, 49742534, 99485068, 124356335, 248712670, 497425340]

約数ペア:

[(1, 497425340), (2, 248712670), (4, 124356335), (5, 99485068), (10, 49742534), (20, 24871267), (131, 3797140), (262, 1898570), (373, 1333580), (509, 977260), (524, 949285), (655, 759428), (746, 666790), (1018, 488630), (1310, 379714), (1492, 333395), (1865, 266716), (2036, 244315), (2545, 195452), (2620, 189857), (3730, 133358), (5090, 97726), (7460, 66679), (10180, 48863)]