20702920600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5448137}}^1$

素因数の和:5448172

約数の個数: 48

約数和(自身を含む): 50667683400

約数和(自身を除く): 29964762800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5448137, 10896274, 21792548, 27240685, 43585096, 54481370, 103514603, 108962740, 136203425, 207029206, 217925480, 272406850, 414058412, 517573015, 544813700, 828116824, 1035146030, 1089627400, 2070292060, 2587865075, 4140584120, 5175730150, 10351460300, 20702920600]

約数ペア:

[(1, 20702920600), (2, 10351460300), (4, 5175730150), (5, 4140584120), (8, 2587865075), (10, 2070292060), (19, 1089627400), (20, 1035146030), (25, 828116824), (38, 544813700), (40, 517573015), (50, 414058412), (76, 272406850), (95, 217925480), (100, 207029206), (152, 136203425), (190, 108962740), (200, 103514603), (380, 54481370), (475, 43585096), (760, 27240685), (950, 21792548), (1900, 10896274), (3800, 5448137)]