17421200

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:564

約数の個数: 60

約数和(自身を含む): 42380100

約数和(自身を除く): 24958900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 449, 485, 776, 898, 970, 1552, 1796, 1940, 2245, 2425, 3592, 3880, 4490, 4850, 7184, 7760, 8980, 9700, 11225, 17960, 19400, 22450, 35920, 38800, 43553, 44900, 87106, 89800, 174212, 179600, 217765, 348424, 435530, 696848, 871060, 1088825, 1742120, 2177650, 3484240, 4355300, 8710600, 17421200]

約数ペア:

[(1, 17421200), (2, 8710600), (4, 4355300), (5, 3484240), (8, 2177650), (10, 1742120), (16, 1088825), (20, 871060), (25, 696848), (40, 435530), (50, 348424), (80, 217765), (97, 179600), (100, 174212), (194, 89800), (200, 87106), (388, 44900), (400, 43553), (449, 38800), (485, 35920), (776, 22450), (898, 19400), (970, 17960), (1552, 11225), (1796, 9700), (1940, 8980), (2245, 7760), (2425, 7184), (3592, 4850), (3880, 4490)]