398020610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1117}}^1\times {\mathrm{2741}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 772520112

約数和(自身を除く): 374499502

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1117, 2234, 2741, 5482, 5585, 11170, 13705, 14521, 27410, 29042, 35633, 71266, 72605, 145210, 178165, 356330, 3061697, 6123394, 15308485, 30616970, 39802061, 79604122, 199010305, 398020610]

約数ペア:

[(1, 398020610), (2, 199010305), (5, 79604122), (10, 39802061), (13, 30616970), (26, 15308485), (65, 6123394), (130, 3061697), (1117, 356330), (2234, 178165), (2741, 145210), (5482, 72605), (5585, 71266), (11170, 35633), (13705, 29042), (14521, 27410)]