969188620

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{348629}}^1$

素因数の和:348777

約数の個数: 24

約数和(自身を含む): 2049944400

約数和(自身を除く): 1080755780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 348629, 697258, 1394516, 1743145, 3486290, 6972580, 48459431, 96918862, 193837724, 242297155, 484594310, 969188620]

約数ペア:

[(1, 969188620), (2, 484594310), (4, 242297155), (5, 193837724), (10, 96918862), (20, 48459431), (139, 6972580), (278, 3486290), (556, 1743145), (695, 1394516), (1390, 697258), (2780, 348629)]