4920392890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{505693}}^1$

素因数の和:505846

約数の個数: 32

約数和(自身を含む): 10194791040

約数和(自身を除く): 5274398150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 505693, 1011386, 2528465, 3539851, 5056930, 7079702, 17699255, 35398510, 70291327, 140582654, 351456635, 492039289, 702913270, 984078578, 2460196445, 4920392890]

約数ペア:

[(1, 4920392890), (2, 2460196445), (5, 984078578), (7, 702913270), (10, 492039289), (14, 351456635), (35, 140582654), (70, 70291327), (139, 35398510), (278, 17699255), (695, 7079702), (973, 5056930), (1390, 3539851), (1946, 2528465), (4865, 1011386), (9730, 505693)]