72028240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47387}}^1$

素因数の和:47419

約数の個数: 40

約数和(自身を含む): 176283360

約数和(自身を除く): 104255120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 47387, 94774, 189548, 236935, 379096, 473870, 758192, 900353, 947740, 1800706, 1895480, 3601412, 3790960, 4501765, 7202824, 9003530, 14405648, 18007060, 36014120, 72028240]

約数ペア:

[(1, 72028240), (2, 36014120), (4, 18007060), (5, 14405648), (8, 9003530), (10, 7202824), (16, 4501765), (19, 3790960), (20, 3601412), (38, 1895480), (40, 1800706), (76, 947740), (80, 900353), (95, 758192), (152, 473870), (190, 379096), (304, 236935), (380, 189548), (760, 94774), (1520, 47387)]