290426690

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{3257}}^1$

素因数の和:3542

約数の個数: 32

約数和(自身を含む): 539290224

約数和(自身を除く): 248863534

約数列:

[1, 2, 5, 10, 37, 74, 185, 241, 370, 482, 1205, 2410, 3257, 6514, 8917, 16285, 17834, 32570, 44585, 89170, 120509, 241018, 602545, 784937, 1205090, 1569874, 3924685, 7849370, 29042669, 58085338, 145213345, 290426690]

約数ペア:

[(1, 290426690), (2, 145213345), (5, 58085338), (10, 29042669), (37, 7849370), (74, 3924685), (185, 1569874), (241, 1205090), (370, 784937), (482, 602545), (1205, 241018), (2410, 120509), (3257, 89170), (6514, 44585), (8917, 32570), (16285, 17834)]