19373920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6373}}^1$

素因数の和:6407

約数の個数: 48

約数和(自身を含む): 48187440

約数和(自身を除く): 28813520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6373, 12746, 25492, 31865, 50984, 63730, 101968, 121087, 127460, 203936, 242174, 254920, 484348, 509840, 605435, 968696, 1019680, 1210870, 1937392, 2421740, 3874784, 4843480, 9686960, 19373920]

約数ペア:

[(1, 19373920), (2, 9686960), (4, 4843480), (5, 3874784), (8, 2421740), (10, 1937392), (16, 1210870), (19, 1019680), (20, 968696), (32, 605435), (38, 509840), (40, 484348), (76, 254920), (80, 242174), (95, 203936), (152, 127460), (160, 121087), (190, 101968), (304, 63730), (380, 50984), (608, 31865), (760, 25492), (1520, 12746), (3040, 6373)]