3916220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2543}}^1$

素因数の和:2570

約数の個数: 48

約数和(自身を含む): 10257408

約数和(自身を除く): 6341188

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, 2543, 5086, 10172, 12715, 17801, 25430, 27973, 35602, 50860, 55946, 71204, 89005, 111892, 139865, 178010, 195811, 279730, 356020, 391622, 559460, 783244, 979055, 1958110, 3916220]

約数ペア:

[(1, 3916220), (2, 1958110), (4, 979055), (5, 783244), (7, 559460), (10, 391622), (11, 356020), (14, 279730), (20, 195811), (22, 178010), (28, 139865), (35, 111892), (44, 89005), (55, 71204), (70, 55946), (77, 50860), (110, 35602), (140, 27973), (154, 25430), (220, 17801), (308, 12715), (385, 10172), (770, 5086), (1540, 2543)]