20161412440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38771947}}^1$

素因数の和:38771971

約数の個数: 32

約数和(自身を含む): 48852654480

約数和(自身を除く): 28691242040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38771947, 77543894, 155087788, 193859735, 310175576, 387719470, 504035311, 775438940, 1008070622, 1550877880, 2016141244, 2520176555, 4032282488, 5040353110, 10080706220, 20161412440]

約数ペア:

[(1, 20161412440), (2, 10080706220), (4, 5040353110), (5, 4032282488), (8, 2520176555), (10, 2016141244), (13, 1550877880), (20, 1008070622), (26, 775438940), (40, 504035311), (52, 387719470), (65, 310175576), (104, 193859735), (130, 155087788), (260, 77543894), (520, 38771947)]