199460840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1607}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 468892800

約数和(自身を除く): 269431960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 107, 116, 145, 214, 232, 290, 428, 535, 580, 856, 1070, 1160, 1607, 2140, 3103, 3214, 4280, 6206, 6428, 8035, 12412, 12856, 15515, 16070, 24824, 31030, 32140, 46603, 62060, 64280, 93206, 124120, 171949, 186412, 233015, 343898, 372824, 466030, 687796, 859745, 932060, 1375592, 1719490, 1864120, 3438980, 4986521, 6877960, 9973042, 19946084, 24932605, 39892168, 49865210, 99730420, 199460840]

約数ペア:

[(1, 199460840), (2, 99730420), (4, 49865210), (5, 39892168), (8, 24932605), (10, 19946084), (20, 9973042), (29, 6877960), (40, 4986521), (58, 3438980), (107, 1864120), (116, 1719490), (145, 1375592), (214, 932060), (232, 859745), (290, 687796), (428, 466030), (535, 372824), (580, 343898), (856, 233015), (1070, 186412), (1160, 171949), (1607, 124120), (2140, 93206), (3103, 64280), (3214, 62060), (4280, 46603), (6206, 32140), (6428, 31030), (8035, 24824), (12412, 16070), (12856, 15515)]