20172521720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38793311}}^1$

素因数の和:38793335

約数の個数: 32

約数和(自身を含む): 48879573120

約数和(自身を除く): 28707051400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38793311, 77586622, 155173244, 193966555, 310346488, 387933110, 504313043, 775866220, 1008626086, 1551732440, 2017252172, 2521565215, 4034504344, 5043130430, 10086260860, 20172521720]

約数ペア:

[(1, 20172521720), (2, 10086260860), (4, 5043130430), (5, 4034504344), (8, 2521565215), (10, 2017252172), (13, 1551732440), (20, 1008626086), (26, 775866220), (40, 504313043), (52, 387933110), (65, 310346488), (104, 193966555), (130, 155173244), (260, 77586622), (520, 38793311)]