487836580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{316777}}^1$

素因数の和:316804

約数の個数: 48

約数和(自身を含む): 1277248896

約数和(自身を除く): 789412316

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, 316777, 633554, 1267108, 1583885, 2217439, 3167770, 3484547, 4434878, 6335540, 6969094, 8869756, 11087195, 13938188, 17422735, 22174390, 24391829, 34845470, 44348780, 48783658, 69690940, 97567316, 121959145, 243918290, 487836580]

約数ペア:

[(1, 487836580), (2, 243918290), (4, 121959145), (5, 97567316), (7, 69690940), (10, 48783658), (11, 44348780), (14, 34845470), (20, 24391829), (22, 22174390), (28, 17422735), (35, 13938188), (44, 11087195), (55, 8869756), (70, 6969094), (77, 6335540), (110, 4434878), (140, 3484547), (154, 3167770), (220, 2217439), (308, 1583885), (385, 1267108), (770, 633554), (1540, 316777)]