1407241840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1777}}^1$

素因数の和:2330

約数の個数: 80

約数和(自身を含む): 3452591520

約数和(自身を除く): 2045349680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 521, 760, 1042, 1520, 1777, 2084, 2605, 3554, 4168, 5210, 7108, 8336, 8885, 9899, 10420, 14216, 17770, 19798, 20840, 28432, 33763, 35540, 39596, 41680, 49495, 67526, 71080, 79192, 98990, 135052, 142160, 158384, 168815, 197980, 270104, 337630, 395960, 540208, 675260, 791920, 925817, 1350520, 1851634, 2701040, 3703268, 4629085, 7406536, 9258170, 14813072, 17590523, 18516340, 35181046, 37032680, 70362092, 74065360, 87952615, 140724184, 175905230, 281448368, 351810460, 703620920, 1407241840]

約数ペア:

[(1, 1407241840), (2, 703620920), (4, 351810460), (5, 281448368), (8, 175905230), (10, 140724184), (16, 87952615), (19, 74065360), (20, 70362092), (38, 37032680), (40, 35181046), (76, 18516340), (80, 17590523), (95, 14813072), (152, 9258170), (190, 7406536), (304, 4629085), (380, 3703268), (521, 2701040), (760, 1851634), (1042, 1350520), (1520, 925817), (1777, 791920), (2084, 675260), (2605, 540208), (3554, 395960), (4168, 337630), (5210, 270104), (7108, 197980), (8336, 168815), (8885, 158384), (9899, 142160), (10420, 135052), (14216, 98990), (17770, 79192), (19798, 71080), (20840, 67526), (28432, 49495), (33763, 41680), (35540, 39596)]