353294740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{8689}}^1$

素因数の和:8824

約数の個数: 48

約数和(自身を含む): 788356800

約数和(自身を除く): 435062060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 8132, 8689, 10165, 17378, 20330, 34756, 40660, 43445, 86890, 165091, 173780, 330182, 660364, 825455, 929723, 1650910, 1859446, 3301820, 3718892, 4648615, 9297230, 17664737, 18594460, 35329474, 70658948, 88323685, 176647370, 353294740]

約数ペア:

[(1, 353294740), (2, 176647370), (4, 88323685), (5, 70658948), (10, 35329474), (19, 18594460), (20, 17664737), (38, 9297230), (76, 4648615), (95, 3718892), (107, 3301820), (190, 1859446), (214, 1650910), (380, 929723), (428, 825455), (535, 660364), (1070, 330182), (2033, 173780), (2140, 165091), (4066, 86890), (8132, 43445), (8689, 40660), (10165, 34756), (17378, 20330)]