1996700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 36

約数和(自身を含む): 4447632

約数和(自身を除く): 2450932

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 487, 820, 974, 1025, 1948, 2050, 2435, 4100, 4870, 9740, 12175, 19967, 24350, 39934, 48700, 79868, 99835, 199670, 399340, 499175, 998350, 1996700]

約数ペア:

[(1, 1996700), (2, 998350), (4, 499175), (5, 399340), (10, 199670), (20, 99835), (25, 79868), (41, 48700), (50, 39934), (82, 24350), (100, 19967), (164, 12175), (205, 9740), (410, 4870), (487, 4100), (820, 2435), (974, 2050), (1025, 1948)]