1379981340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2555521}}^1$

素因数の和:2555539

約数の個数: 48

約数和(自身を含む): 4293276960

約数和(自身を除く): 2913295620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2555521, 5111042, 7666563, 10222084, 12777605, 15333126, 22999689, 25555210, 30666252, 38332815, 45999378, 51110420, 68999067, 76665630, 91998756, 114998445, 137998134, 153331260, 229996890, 275996268, 344995335, 459993780, 689990670, 1379981340]

約数ペア:

[(1, 1379981340), (2, 689990670), (3, 459993780), (4, 344995335), (5, 275996268), (6, 229996890), (9, 153331260), (10, 137998134), (12, 114998445), (15, 91998756), (18, 76665630), (20, 68999067), (27, 51110420), (30, 45999378), (36, 38332815), (45, 30666252), (54, 25555210), (60, 22999689), (90, 15333126), (108, 12777605), (135, 10222084), (180, 7666563), (270, 5111042), (540, 2555521)]