1849540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1201}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 4846464

約数和(自身を除く): 2996924

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, 1201, 1540, 2402, 4804, 6005, 8407, 12010, 13211, 16814, 24020, 26422, 33628, 42035, 52844, 66055, 84070, 92477, 132110, 168140, 184954, 264220, 369908, 462385, 924770, 1849540]

約数ペア:

[(1, 1849540), (2, 924770), (4, 462385), (5, 369908), (7, 264220), (10, 184954), (11, 168140), (14, 132110), (20, 92477), (22, 84070), (28, 66055), (35, 52844), (44, 42035), (55, 33628), (70, 26422), (77, 24020), (110, 16814), (140, 13211), (154, 12010), (220, 8407), (308, 6005), (385, 4804), (770, 2402), (1201, 1540)]