404200

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 982080

約数和(自身を除く): 577880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 47, 50, 86, 94, 100, 172, 188, 200, 215, 235, 344, 376, 430, 470, 860, 940, 1075, 1175, 1720, 1880, 2021, 2150, 2350, 4042, 4300, 4700, 8084, 8600, 9400, 10105, 16168, 20210, 40420, 50525, 80840, 101050, 202100, 404200]

約数ペア:

[(1, 404200), (2, 202100), (4, 101050), (5, 80840), (8, 50525), (10, 40420), (20, 20210), (25, 16168), (40, 10105), (43, 9400), (47, 8600), (50, 8084), (86, 4700), (94, 4300), (100, 4042), (172, 2350), (188, 2150), (200, 2021), (215, 1880), (235, 1720), (344, 1175), (376, 1075), (430, 940), (470, 860)]