63453920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20873}}^1$

素因数の和:20907

約数の個数: 48

約数和(自身を含む): 157807440

約数和(自身を除く): 94353520

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, 20873, 41746, 83492, 104365, 166984, 208730, 333968, 396587, 417460, 667936, 793174, 834920, 1586348, 1669840, 1982935, 3172696, 3339680, 3965870, 6345392, 7931740, 12690784, 15863480, 31726960, 63453920]

約数ペア:

[(1, 63453920), (2, 31726960), (4, 15863480), (5, 12690784), (8, 7931740), (10, 6345392), (16, 3965870), (19, 3339680), (20, 3172696), (32, 1982935), (38, 1669840), (40, 1586348), (76, 834920), (80, 793174), (95, 667936), (152, 417460), (160, 396587), (190, 333968), (304, 208730), (380, 166984), (608, 104365), (760, 83492), (1520, 41746), (3040, 20873)]