30804400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{7001}}^1$

素因数の和:7030

約数の個数: 60

約数和(自身を含む): 80747064

約数和(自身を除く): 49942664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 7001, 14002, 28004, 35005, 56008, 70010, 77011, 112016, 140020, 154022, 175025, 280040, 308044, 350050, 385055, 560080, 616088, 700100, 770110, 1232176, 1400200, 1540220, 1925275, 2800400, 3080440, 3850550, 6160880, 7701100, 15402200, 30804400]

約数ペア:

[(1, 30804400), (2, 15402200), (4, 7701100), (5, 6160880), (8, 3850550), (10, 3080440), (11, 2800400), (16, 1925275), (20, 1540220), (22, 1400200), (25, 1232176), (40, 770110), (44, 700100), (50, 616088), (55, 560080), (80, 385055), (88, 350050), (100, 308044), (110, 280040), (176, 175025), (200, 154022), (220, 140020), (275, 112016), (400, 77011), (440, 70010), (550, 56008), (880, 35005), (1100, 28004), (2200, 14002), (4400, 7001)]