2200100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{449}}^1$

素因数の和:477

約数の個数: 54

約数和(自身を含む): 5566050

約数和(自身を除く): 3365950

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 449, 490, 700, 898, 980, 1225, 1796, 2245, 2450, 3143, 4490, 4900, 6286, 8980, 11225, 12572, 15715, 22001, 22450, 31430, 44002, 44900, 62860, 78575, 88004, 110005, 157150, 220010, 314300, 440020, 550025, 1100050, 2200100]

約数ペア:

[(1, 2200100), (2, 1100050), (4, 550025), (5, 440020), (7, 314300), (10, 220010), (14, 157150), (20, 110005), (25, 88004), (28, 78575), (35, 62860), (49, 44900), (50, 44002), (70, 31430), (98, 22450), (100, 22001), (140, 15715), (175, 12572), (196, 11225), (245, 8980), (350, 6286), (449, 4900), (490, 4490), (700, 3143), (898, 2450), (980, 2245), (1225, 1796)]