791920

素因数分解:

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

素因数の和:553

約数の個数: 40

約数和(自身を含む): 1941840

約数和(自身を除く): 1149920

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, 2084, 2605, 4168, 5210, 8336, 9899, 10420, 19798, 20840, 39596, 41680, 49495, 79192, 98990, 158384, 197980, 395960, 791920]

約数ペア:

[(1, 791920), (2, 395960), (4, 197980), (5, 158384), (8, 98990), (10, 79192), (16, 49495), (19, 41680), (20, 39596), (38, 20840), (40, 19798), (76, 10420), (80, 9899), (95, 8336), (152, 5210), (190, 4168), (304, 2605), (380, 2084), (521, 1520), (760, 1042)]