206811220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134293}}^1$

素因数の和:134320

約数の個数: 48

約数和(自身を含む): 541473408

約数和(自身を除く): 334662188

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 134293, 268586, 537172, 671465, 940051, 1342930, 1477223, 1880102, 2685860, 2954446, 3760204, 4700255, 5908892, 7386115, 9400510, 10340561, 14772230, 18801020, 20681122, 29544460, 41362244, 51702805, 103405610, 206811220]

約数ペア:

[(1, 206811220), (2, 103405610), (4, 51702805), (5, 41362244), (7, 29544460), (10, 20681122), (11, 18801020), (14, 14772230), (20, 10340561), (22, 9400510), (28, 7386115), (35, 5908892), (44, 4700255), (55, 3760204), (70, 2954446), (77, 2685860), (110, 1880102), (140, 1477223), (154, 1342930), (220, 940051), (308, 671465), (385, 537172), (770, 268586), (1540, 134293)]