416480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 1043280

約数和(自身を除く): 626800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 137, 152, 160, 190, 274, 304, 380, 548, 608, 685, 760, 1096, 1370, 1520, 2192, 2603, 2740, 3040, 4384, 5206, 5480, 10412, 10960, 13015, 20824, 21920, 26030, 41648, 52060, 83296, 104120, 208240, 416480]

約数ペア:

[(1, 416480), (2, 208240), (4, 104120), (5, 83296), (8, 52060), (10, 41648), (16, 26030), (19, 21920), (20, 20824), (32, 13015), (38, 10960), (40, 10412), (76, 5480), (80, 5206), (95, 4384), (137, 3040), (152, 2740), (160, 2603), (190, 2192), (274, 1520), (304, 1370), (380, 1096), (548, 760), (608, 685)]