4400200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{449}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 11927250

約数和(自身を除く): 7527050

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 449, 490, 700, 898, 980, 1225, 1400, 1796, 1960, 2245, 2450, 3143, 3592, 4490, 4900, 6286, 8980, 9800, 11225, 12572, 15715, 17960, 22001, 22450, 25144, 31430, 44002, 44900, 62860, 78575, 88004, 89800, 110005, 125720, 157150, 176008, 220010, 314300, 440020, 550025, 628600, 880040, 1100050, 2200100, 4400200]

約数ペア:

[(1, 4400200), (2, 2200100), (4, 1100050), (5, 880040), (7, 628600), (8, 550025), (10, 440020), (14, 314300), (20, 220010), (25, 176008), (28, 157150), (35, 125720), (40, 110005), (49, 89800), (50, 88004), (56, 78575), (70, 62860), (98, 44900), (100, 44002), (140, 31430), (175, 25144), (196, 22450), (200, 22001), (245, 17960), (280, 15715), (350, 12572), (392, 11225), (449, 9800), (490, 8980), (700, 6286), (898, 4900), (980, 4490), (1225, 3592), (1400, 3143), (1796, 2450), (1960, 2245)]