804577420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{3607}}^1$

素因数の和:4222

約数の個数: 48

約数和(自身を含む): 1782063360

約数和(自身を除く): 977485940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 587, 1174, 2348, 2935, 3607, 5870, 7214, 11153, 11740, 14428, 18035, 22306, 36070, 44612, 55765, 68533, 72140, 111530, 137066, 223060, 274132, 342665, 685330, 1370660, 2117309, 4234618, 8469236, 10586545, 21173090, 40228871, 42346180, 80457742, 160915484, 201144355, 402288710, 804577420]

約数ペア:

[(1, 804577420), (2, 402288710), (4, 201144355), (5, 160915484), (10, 80457742), (19, 42346180), (20, 40228871), (38, 21173090), (76, 10586545), (95, 8469236), (190, 4234618), (380, 2117309), (587, 1370660), (1174, 685330), (2348, 342665), (2935, 274132), (3607, 223060), (5870, 137066), (7214, 111530), (11153, 72140), (11740, 68533), (14428, 55765), (18035, 44612), (22306, 36070)]