202904140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 440772192

約数和(自身を除く): 237868052

約数列:

[1, 2, 4, 5, 10, 20, 53, 67, 106, 134, 212, 265, 268, 335, 530, 670, 1060, 1340, 2857, 3551, 5714, 7102, 11428, 14204, 14285, 17755, 28570, 35510, 57140, 71020, 151421, 191419, 302842, 382838, 605684, 757105, 765676, 957095, 1514210, 1914190, 3028420, 3828380, 10145207, 20290414, 40580828, 50726035, 101452070, 202904140]

約数ペア:

[(1, 202904140), (2, 101452070), (4, 50726035), (5, 40580828), (10, 20290414), (20, 10145207), (53, 3828380), (67, 3028420), (106, 1914190), (134, 1514210), (212, 957095), (265, 765676), (268, 757105), (335, 605684), (530, 382838), (670, 302842), (1060, 191419), (1340, 151421), (2857, 71020), (3551, 57140), (5714, 35510), (7102, 28570), (11428, 17755), (14204, 14285)]