72600220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47143}}^1$

素因数の和:47170

約数の個数: 48

約数和(自身を含む): 190084608

約数和(自身を除く): 117484388

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, 47143, 94286, 188572, 235715, 330001, 471430, 518573, 660002, 942860, 1037146, 1320004, 1650005, 2074292, 2592865, 3300010, 3630011, 5185730, 6600020, 7260022, 10371460, 14520044, 18150055, 36300110, 72600220]

約数ペア:

[(1, 72600220), (2, 36300110), (4, 18150055), (5, 14520044), (7, 10371460), (10, 7260022), (11, 6600020), (14, 5185730), (20, 3630011), (22, 3300010), (28, 2592865), (35, 2074292), (44, 1650005), (55, 1320004), (70, 1037146), (77, 942860), (110, 660002), (140, 518573), (154, 471430), (220, 330001), (308, 235715), (385, 188572), (770, 94286), (1540, 47143)]