3959600

素因数分解:

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

素因数の和:558

約数の個数: 60

約数和(自身を含む): 10032840

約数和(自身を除く): 6073240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 521, 760, 950, 1042, 1520, 1900, 2084, 2605, 3800, 4168, 5210, 7600, 8336, 9899, 10420, 13025, 19798, 20840, 26050, 39596, 41680, 49495, 52100, 79192, 98990, 104200, 158384, 197980, 208400, 247475, 395960, 494950, 791920, 989900, 1979800, 3959600]

約数ペア:

[(1, 3959600), (2, 1979800), (4, 989900), (5, 791920), (8, 494950), (10, 395960), (16, 247475), (19, 208400), (20, 197980), (25, 158384), (38, 104200), (40, 98990), (50, 79192), (76, 52100), (80, 49495), (95, 41680), (100, 39596), (152, 26050), (190, 20840), (200, 19798), (304, 13025), (380, 10420), (400, 9899), (475, 8336), (521, 7600), (760, 5210), (950, 4168), (1042, 3800), (1520, 2605), (1900, 2084)]